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# MathFinder

Where is Your Question?

## Sitemaps

- [XML Sitemap](https://gomathfinder.org/sitemap.xml): Contains all public & indexable URLs for this website.

## Pages

- [Home](https://gomathfinder.org/)
- [The App Privacy Policy](https://gomathfinder.org/the-app/the-app-privacy-policy/) - Effective Date: 2-9-2026 This Privacy Policy explains how talkSTEM ("we," "our," or "us") handles information when you use Mathfinder (the "App"). Overview Mathfinder is an educational game designed for children and families. We take privacy seriously. We do not collect, store, share, or sell any personal information. Information We Collect None. The App does not
- [For Educators](https://gomathfinder.org/for-educators/)
- [** Sandbox**](https://gomathfinder.org/sandbox/)
- [For Educators](https://gomathfinder.org/for-educators-prek-grade3/)
- [Project Research X](https://gomathfinder.org/project-research-x/) - Project Research The primary research questions for this project are: How does posing mathematical scenarios in community-embedded Math Walks impact learners’ attitudes about mathematics? How can experiencing augmented reality overlays on real-world objects highlight mathematical principles and allow learners to see math in the world around them? How can learners and informal educators be engaged
- [The App](https://gomathfinder.org/the-app/) - Explore Earth Through a Mathematical Lens The MathFinder app currently in development will be a powerful tool for informal STEM learning. It will gamify the process of experiencing and creating Math Walks, combining research-backed learning principles with an engaging storyline to get kids interested in the math concepts that are all around them.
- [For Educators](https://gomathfinder.org/for-educators-grades-4-and-up/)
- [News & Resources](https://gomathfinder.org/news-resources/)
- [Our Videos](https://gomathfinder.org/videos/) - See the Math and STEM Embedded in the Real World All videos are aligned to Science TEKs and to Math TEKs. Sign up for free access to Science TEKs Connections and Supports. Sign up Now!
- [The March Mathness Challenge](https://gomathfinder.org/the-march-mathness-challenge/) - The Challenge is free and open to all interested individuals or groups. It is best suited to: K-12 teachers and teacher educators Out of school educators from museums, zoos, community centers, etc. Families with children of varied ages Children in grades 4 and up (though younger children can be involved as long as there are
- [For Educators](https://gomathfinder.org/for-educators-videos/)
- [Contact](https://gomathfinder.org/contact/)
- [Project Team](https://gomathfinder.org/project-team/) - Bringing Together Leaders in the Fields of STEM and Education The MathFinder initiative is led by organizations with a long history of excellence in innovative STEM education. Community-based STEM-focused nonprofit talkSTEM and prestigious research institution Southern Methodist University (SMU) have been collaborating on projects for several years, and the two organizations have partnered again for
- [Podcasts](https://gomathfinder.org/podcasts/)
- [Project Research](https://gomathfinder.org/project-research/) - Project Research The primary research questions for this project are: How does posing mathematical scenarios in community-embedded Math Walks impact learners’ attitudes about mathematics? How can experiencing augmented reality overlays on real-world objects highlight mathematical principles and allow learners to see math in the world around them? How can learners and informal educators be engaged
- [Blog](https://gomathfinder.org/blog/)

## Videos Lists

- [What's the probability of hitting a bullseye?](https://gomathfinder.org/videos_lists/whats-the-probability-of-hitting-a-bullseye/) - We explore archery as an activity and wonder what's the probability of making a bullseye? In the discussion, we think about factors that could affect making a bullseye that go beyond skill.
- [Pilates Math Walk](https://gomathfinder.org/videos_lists/pilates-math-walk/) - Mathematics in pilates? It's more likely than you think! Let's take a look together!
- [Galapagos Penguins](https://gomathfinder.org/videos_lists/galapagos-penguins/) - There's some warm-weather penguins on the Galapagos Islands! Lets take a look at what their deal is.
- [Clouds](https://gomathfinder.org/videos_lists/clouds/) - Clouds are really incredible when you stop and think about them! So let's stop and think, and come up with a set of STEM questions all about them.
- [Solar Eclipse Part 1](https://gomathfinder.org/videos_lists/solar-eclipse-part-1/) - The Solar Eclipse is coming! Let's come up with some questions that we can investigate farther in part 2!
- [Butterfly](https://gomathfinder.org/videos_lists/butterfly/) - Welcome to Kew Gardens, all the way in England! Let's come up with some STEM questions about the organisms we see here.
- [Ants](https://gomathfinder.org/videos_lists/ants/) - How do ants do what they do?
- [Connemara Ponies](https://gomathfinder.org/videos_lists/connemara-ponies/) - What STEM questions can we ask about Connemara ponies?
- [Frisbee MathWalk](https://gomathfinder.org/videos_lists/frisbee-mathwalk/) - What angles factor into playing ultimate frisbee? And how can that help us on the field?
- [Battersea Power Station](https://gomathfinder.org/videos_lists/battersea-power-station/) - The Battersea Power Station is an iconic building - but what math questions can we generate about its design?
- [walkSTEM with the talkSTEM Board](https://gomathfinder.org/videos_lists/walkstem-with-the-talkstem-board/) - The talkSTEM board is walking the neighborhood and asking STEM questions about what we see on the road. How many questions can we ask?
- [Bay Bridge](https://gomathfinder.org/videos_lists/bay-bridge/) - There's a lot of geometry goin on in bridge design, from triangles to curves to parallel lines - what can we notifce about those forms as we drive through?
- [How do you Measure Slope? (version 2)](https://gomathfinder.org/videos_lists/how-do-you-measure-slope-version-2/) - What is the slope of the stairs in this outdoor amphitheater? Willa and Andrew have a fun dialogue about this question and why it matters. For more details, this video provides more details.
- [What is Mathematical about a Tree? (version 2)](https://gomathfinder.org/videos_lists/what-is-mathematical-about-a-tree-version-2/) - How do the size of branches in a tree change as you move up a tree trunk? And why do we see this change in size? Also, what does that have to do with the branch functions? Watch this video to see all trees in a different, and mathematical, way. Watch this video for a
- [How Symmetrical Is It? (version 2)](https://gomathfinder.org/videos_lists/how-symmetrical-is-it-version-2/) - What types of symmetry are visible in the rotunda at Dallas Hall? Watch this video to see this question come to life. For greater details, watch this video too.
- [How Do You Create Your Own Labyrinth? (version 2)](https://gomathfinder.org/videos_lists/how-do-you-create-your-own-labyrinth-version-2/) - How can you make a labyrith? Inspired by one they see on campus, Willa and Andrew brainstorm how to design one from scratch. For more details, this video provides more details.
- [How does Gravity Affect Flowing Water? (version 2)](https://gomathfinder.org/videos_lists/how-does-gravity-affect-flowing-water-version-2/) - Why does the width of water in the fountain, or even from a kitchen faucet, get narrower as it falls. Watch this video to see this phenomenon and to consider this question. For a more detailed look at this same phenomenon at the same fountain, watch this video too.
- [How do Computers Think?](https://gomathfinder.org/videos_lists/how-do-computers-think/) - Computer analysis and robotics has advanced quite a bit in recent years! But how do computers actually "think?" And how different is that from what we do? Here are supplementary student activity sheets for all educators to use. Learn more about Computational Thinking using experiential learning methods and view the walkSTEM tour at UT Dallas
- [What's mathematical about a tree?](https://gomathfinder.org/videos_lists/whats-mathematical-about-a-tree/) - Why do so many trees get thinner and thinner the higher up you go? Let's apply some math to the situation and figure it out!
- [What shapes do you see?](https://gomathfinder.org/videos_lists/what-shapes-do-you-see/) - The logo in the Region 10 ESC lobby is key focal point to the design of the room – a part that we’re drawn to, and helps tie everything together. But how many different ways a single geometric design like this logo can be analyzed?
- [Why are the windows like an infiinity mirror, but not quite?](https://gomathfinder.org/videos_lists/why-are-the-windows-like-an-infiinity-mirror-but-not-quite/) - The positioning of the windows in the Region 10 ESC lobby makes the light bounce back and forth a bunch when viewed from the correct angle! But why is it that the reflections seem to be fading away into the distance? And how are we still able to see through to the outside as well?
- [Why these colors?](https://gomathfinder.org/videos_lists/why-these-colors/) - The oranges, blues, and greens of the Region 10 ESC logo show up a lot in this building, from floors to chairs to posters - but why were these colors chosen? How do designers use a color scheme to create an intentional effect? How is a color wheel a type of math or scientific model?
- [Bigger in Texas: How many educators are there in the picture?](https://gomathfinder.org/videos_lists/bigger-in-texas-how-many-educators-are-there-in-the-picture/) - Join Willa and Andrew as they use simple estimation skills while observing a picture. This video is part of a series of stops developed in partnership with Region 12 ESC.
- [How does the design of the building foster collaboration?](https://gomathfinder.org/videos_lists/how-does-the-design-of-the-building-foster-collaboration/) - Collaboration is not just an aspiration but a design element that is visible here at Region 12 campus. Join Willa and Andrew as they dialogue about what they notice and the STEM connections to this critical goal for educators and students. This video is part of a series of stops developed in partnership with Region
- [How tall is the Flagpole?](https://gomathfinder.org/videos_lists/how-tall-is-the-flagpole/) - How could you figure out the height of the flagpole outside the building and what math concepts are involved? Join Willa and Andrew as they discuss. This video is part of a series of stops developed in partnership with Region 12 ESC.
- [What's the Slope?](https://gomathfinder.org/videos_lists/whats-the-slope/) - Ramps and stairs are important for access. What is the slope of the ramp and of the stairs leading to the Region 12 building? This video is part of a series of stops developed in partnership with Region 12 ESC.
- [What do we notice about this bronze sculpture?](https://gomathfinder.org/videos_lists/what-do-we-notice-about-this-bronze-sculpture/) - What sort of engineering goes into works of art, like this bronze sculpture? Quite a bit actually! Let's take a closer look, together!
- [What makes nature so appealing to us?](https://gomathfinder.org/videos_lists/what-makes-nature-so-appealing-to-us/) - What math aspects make nature so satisfying? Come for a stroll in the park as we think about it together.
- [What's mathematical about a tree?](https://gomathfinder.org/videos_lists/whats-mathematical-about-a-tree-2/) - Why do so many trees get thinner and thinner the higher up you go? Let's apply some math to the situation and figure it out!
- [Where do the straight lines of a turtle's scutes come from?](https://gomathfinder.org/videos_lists/where-do-the-straight-lines-of-a-turtles-scutes-come-from/) - It can feel unusual to see straight lines in nature, which makes the scutes of a turtle's shell really stand out! Join us as we try to piece together why they look the way they do.
- [Why are water towers designed the way that they are?](https://gomathfinder.org/videos_lists/why-are-water-towers-designed-the-way-that-they-are/) - We see water towers all the time, but how often do you think about the way they're shaped? Dive in with us as we investigate!
- [Windows and Light:  Why do I see Reflections on One Side Only?](https://gomathfinder.org/videos_lists/windows-and-light-why-do-i-see-reflections-on-one-side-only/) - Join Willa and Andrew as they discuss an interesting observation about the windows at the Region 12 campus building. Their dialogue leads them into looking at the building through the lens of STEM. This video is part of a series of stops developed in partnership with Region 12 ESC.
- [Is the Flatiron Building a right triangle?](https://gomathfinder.org/videos_lists/is-the-flatiron-building-a-right-triangle/) - Join us as we admire the renowned Flatiron Building in New York City and also consider its mathematical properties. This video is part of a series of walkSTEM stops produced in partnership with the National Museum of Mathematics in New York City (also known as MoMath).
- [Where is Pi?](https://gomathfinder.org/videos_lists/where-is-pi/) - Join us as Willa and Andrew dialogue and banter about the best ways to find irrational Pi at the pond in Madison Square Park in New York City. This video is part of a series of walkSTEM stops produced in partnership with the National Museum of Mathematics in New York City (also known as MoMath).
- [What type of Walking Pattern do Quadrupeds Use?](https://gomathfinder.org/videos_lists/what-type-of-walking-pattern-do-quadrupeds-use/) - Join Willa and Andrew as they have fun at the dog park and stumble upon an interesting mathematical question even while they admire their four-legged friends. This video is part of a series of walkSTEM stops produced in partnership with the National Museum of Mathematics in New York City (also known as MoMath).
- [How and why do branches get smaller at the tops of trees?](https://gomathfinder.org/videos_lists/how-and-why-do-branches-get-smaller-at-the-tops-of-trees/) - Join Willa and Andrew as they enjoy some time at the park and wonder why trees look the way they do. This video is part of a series of walkSTEM stops produced in partnership with the National Museum of Mathematics in New York City (also known as MoMath).
- [Why does Bedstraw stick to our Clothes?](https://gomathfinder.org/videos_lists/why-does-bedstraw-stick-to-our-clothes/) - Bedstraw - is it merely an annoyance or is there more to it? Join us as we consider this question. This material is based upon work supported by the National Science Foundation under Grant DRL 2115393. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not
- [How many more knobs are at the bottom of the tree than at the top?](https://gomathfinder.org/videos_lists/how-many-more-knobs-are-at-the-bottom-of-the-tree-than-at-the-top/) - We noticed an interesting trend in the hackberry trees we observed at the Nature Center. Join us as we dove into our observation using our math lens. This material is based upon work supported by the National Science Foundation under Grant DRL 2115393. Any opinions, findings, and conclusions or recommendations expressed in this material are
- [How many different types of plants are in this meadow?](https://gomathfinder.org/videos_lists/how-many-different-types-of-plants-are-in-this-meadow/) - The meadow at the nature center has been the subject of much study by lots of people and thanks to the iNaturalist app, we can all consider the data and add to it too! Join us as we demonstrate that species diversity is not just an abstract concept. This material is based upon work supported
- [Fall Colors](https://gomathfinder.org/videos_lists/fall-colors/) - What conditions effect fall foliage colors?
- [HS STEMlens Challenge](https://gomathfinder.org/videos_lists/hs-stemlens-challenge/) - Join us as we look at the STEM questions you've asked this summer!
- [AT&T Stadium](https://gomathfinder.org/videos_lists/att-stadium/)
- [Solar Eclipse Part 2](https://gomathfinder.org/videos_lists/solar-eclipse-part-2/) - Join talkSTEM CEO Koshi Dhingra as we try to figure some of our questions from last week about the eclipse!
- [Summer Vacation Through STEMlens](https://gomathfinder.org/videos_lists/summer-vacation-through-stemlens/) - Let's take a look at more student submitted STEMlens looks at summer vacation!
- [walkSTEM Baseball](https://gomathfinder.org/videos_lists/walkstem-baseball/) - We're going out to a ball game! But what STEM questions can we notice and ask along the way?
- [USWNT STEMlens](https://gomathfinder.org/videos_lists/uswnt-stemlens/) - The US women's soccer team scored some incredible goals! But let's take a look at the mathematics involved in that wild scoring.
- [Rock Hall walkSTEM](https://gomathfinder.org/videos_lists/rock-hall-walkstem/) - Here in the hall of rock and roll, in Cleveland, Ohio, we start thinking about all variation available in music - join us as we do!
- [Galapagos Islands](https://gomathfinder.org/videos_lists/galapagos-islands/) - There's all sorts of unique animals on the Galapagos Islands - but what questions can we ask about them?
- [What are Rain Chains and What's their Purpose?](https://gomathfinder.org/videos_lists/what-are-rain-chains-and-whats-their-purpose/) - This video guide is appropriate for younger students as they consider the rain chains that represent an important element of the sustainably designed STEM and Innovation Center at the school.
- [How does Mass Timber Affect the Acoustic Properties of this Building?](https://gomathfinder.org/videos_lists/how-does-mass-timber-affect-the-acoustic-properties-of-this-building/) - This video guide is appropriate for middle and high school students as they consider the large amount of mass timber that represents an important element of the sustainably designed STEM and Innovation Center at the school.
- [Why did the designers of this building decide to use Mass Timber?](https://gomathfinder.org/videos_lists/why-did-the-designers-of-this-building-decide-to-use-mass-timber/) - This video guide is appropriate for younger students as they consider the large amount of mass timber that represents an important element of the sustainably designed STEM and Innovation Center at the school.
- [How do Rain Chains Work?](https://gomathfinder.org/videos_lists/how-do-rain-chains-work/) - This video guide is appropriate for middle and high school students as they consider the rain chains that represent an important element of the sustainably designed STEM and Innovation Center at the school.
- [Trees](https://gomathfinder.org/videos_lists/trees/) - What factors influence trees' geometry?
- [Waterfall](https://gomathfinder.org/videos_lists/waterfall/) - What determines the shape of a waterfall? And how we use talkSTEM resources to figure it out?
- [AT&T Discovery District](https://gomathfinder.org/videos_lists/att-discovery-district/) - Join teacher fellow Ana Sepulveda as we look around the At&T discovery district.
- [World Series](https://gomathfinder.org/videos_lists/world-series/) - Let's take a look at the math happening in the baseball world series!
- [Sphere](https://gomathfinder.org/videos_lists/sphere/) - In what way is the MSG Sphere stadium in LA like a children's playground? Let's discuss! Watch this video from talkSTEM video library as a follow-up.
- [What questions can we ask about this pizza-making robot?](https://gomathfinder.org/videos_lists/what-questions-can-we-ask-about-this-pizza-making-robot/) - Robots can do quite a lot nowadays - including making pizza! But how is the robot able to do so? And what other questions can we ask? Let's use some MathFinder guidelines to figure it out!
- [Bois D'arc Tree at Twelve Hills Nature Science Center](https://gomathfinder.org/videos_lists/exploring-the-bois-darc-tree-at-twelve-hills-nature-science-center/) - Estimation and measurements help us understand aspects of measuring space between thorns on the Dois D'arc tree. We asked the question at the Twelve Hills Nature Science Center to show different ways to estimate and measure. This material is based upon work supported by the National Science Foundation under Grant DRL 2115393. Any opinions, findings, and
- [How do we find the volume of water saved?](https://gomathfinder.org/videos_lists/how-do-we-find-the-volume-of-water-saved/) - Join faculty at St Philip's School and Community Center and talkSTEM on a math walk. They stop at the school garden and discuss how they can estimate the volume of water conserved? This video was supported by City of Dallas Office of Cultural Affairs.
- [How quickly do hippos grow?](https://gomathfinder.org/videos_lists/how-quickly-do-hippos-grow/) - Join us at the Dallas Zoo as we look at data from their baby hippos’ first years of life, and try to predict how big they might get going forward! We invite all interested groups to reach out and find more information on creating content of their own math walk or STEM walking tour with
- [How many students fit in the chapel while observing social distancing regulations?](https://gomathfinder.org/videos_lists/how-many-students-fit-in-the-chapel-while-observing-social-distancing-regulations/) - Students from St. Philip's School & Community Center on a math walk stop at the school chapel. They wonder what the maximum number of people is that could fit in this space given social distancing protocols during the Covid pandemic? They use the patterns on the carpet, and some simple estimation strategies to answer their
- [How many people can fit in the gym?](https://gomathfinder.org/videos_lists/how-many-people-can-fit-in-the-gym/) - St. Philip's Academy teachers use math to verify or refute the claim that 300 billion people attended a recent basketball game. This video was supported by City of Dallas Office of Cultural Affairs. Thanks to our partnership with Mathigon, you can enjoy this walkSTEM stop using learning extensions in the Polypad interactive virtual whiteboard. You
- [What patterns can you find?](https://gomathfinder.org/videos_lists/what-patterns-can-you-find/) - Patterns can be found everywhere, including the hallway! talkSTEM joins faculty at St. Philips Academy in exploring the patterns in these colorful tiles. This video was supported by City of Dallas Office of Cultural Affairs. Thanks to our partnership with Mathigon, you can enjoy this walkSTEM stop using learning extensions in the Polypad interactive virtual
- [What is a Micro-pipette?](https://gomathfinder.org/videos_lists/what-is-a-micro-pipette/) - How do scientists use perform experiments with such tiny amounts? They use micro-pipettes. Meet Samantha Johnson, UT Southwestern Doctoral Candidate in Biological Sciences, and hear her explain how scientists use micro-pipettes to perform experiments with tiny amounts.We invite all interested groups to reach out and find more information on creating content of their own math
- [Ultraviolet in the Lab](https://gomathfinder.org/videos_lists/ultraviolet-in-the-lab/) - Samantha shows us how scientists take advantage of ultraviolet (UV) rays to make new discoveries. We invite all interested groups to reach out and find more information on creating content of their own math walk or STEM walking tour with us at talkstem.org/create-your-own-walkstem.
- [You Spin Me Right Round!](https://gomathfinder.org/videos_lists/samanthas-lab-at-uts/) - What is a centrifuge and how do researchers use it in the lab? Take a peek with Samantha! We invite all interested groups to reach out and find more information on creating content of their own math walk or STEM walking tour with us at talkstem.org/create-your-own-walkstem.
- [How can we measure arches and lines?](https://gomathfinder.org/videos_lists/how-can-we-measure-arches-and-lines/) - Over 7 million people visit the West End Historic District every year! What if they all stood in line to visit? What would that look like? We use math to help us understand this gargantuan number! This video was supported by City of Dallas Office of Cultural Affairs.
- [What shapes are in turtles and other living things? - Turtle Pond](https://gomathfinder.org/videos_lists/what-shapes-are-in-turtles-and-other-living-things-turtle-pond/) - Do you know why turtles' shells are shaped the way they are? What about the pattern on the shell? Join Dr. Glen Whitney, Founder of the National Museum of Mathematics, as you discover different shapes found in turtles at NorthPark Center and other living things. This video was supported by NorthPark Center. Supplementary Activity Guides
- [How does the artist represent infinity?](https://gomathfinder.org/videos_lists/how-does-the-artist-represent-infinity/) - This video is part 3 of 3 videos visiting the artwork, This Land is Your Land in NorthPark Center. What is infinity? How did the artists create infinity for the viewer? Join Dr. Glen Whitney, Founder of the National Museum of Mathematics, as you discover how the artist created the sense of infinity in the
- [How can a mirror help you play with symmetry?- This Land Is Your Land](https://gomathfinder.org/videos_lists/how-can-a-mirror-help-you-play-with-symmetry-this-land-is-your-land/) - This video is part 2 of 3 videos visiting the artwork, This Land is Your Land in NorthPark Center. Mirrors can create fun optical illusions if positioned in specific ways. Join Dr. Glen Whitney, Founder of the National Museum of Mathematics, as you discover how to use a mirror to play with symmetry, and see
- [How is the artwork different from a water tower? - This Land Is Your Land](https://gomathfinder.org/videos_lists/how-is-the-artwork-different-from-a-water-tower-this-land-is-your-land/) - This video is part 1 of 3 visiting the artwork, This Land is Your Land in NorthPark Center. Artist reference the real world all the time when creating artwork. Can your brain determine the differences between a sculpture and the real object? Join Dr. Glen Whitney, Founder of the National Museum of Mathematics, as you
- [What Mathematical Differences Do We See?](https://gomathfinder.org/videos_lists/what-mathematical-differences-do-we-see/) - The four individual works that make up Campanile Window have a similar-looking structure to each other, but are not identical. Methods of quantifying some of their differences mathematically are discussed, analyzing color, lines, and interior shapes. This video was supported by the City of Dallas Office of Cultural Affairs. Supplementary Activity Guides for this video
- [How High Does it Climb?](https://gomathfinder.org/videos_lists/how-high-does-it-climb/) - The sculpture Venture, by Alexander Liberman, is composed of several steel tubes, stacked toward the sky. At such a great height, measuring its size by hand can be a challenge; instead visual estimation must be used. Additionally, the shapes comprising Venture are discussed, involving various ellipses and special forms that can even be recreated at
- [What is the golden ratio?](https://gomathfinder.org/videos_lists/what-is-the-golden-ratio/) - A high school student at Hockaday School created a campus STEM walk for elementary students to enjoy. In this walk stop she explores the golden ratio that she sees in the dance studio on campus.
- [Can We Figure Out Which End is Which in the Engine of the Blackbird?](https://gomathfinder.org/videos_lists/can-we-figure-out-which-end-is-which-in-the-engine-of-the-blackbird/) - As we observe the engine of the Blackbird jet, an airplane capable of supersonic speed, we wonder if we can figure out, using our observational powers alone, which end is the front and which end is the rear of the engine? It's fun to figure out – and in the process, we notice and learn
- [How Do Cylinders Make Beautiful Shapes?](https://gomathfinder.org/videos_lists/how-do-cylinders-make-beautiful-shapes/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, is struck by the cylinders obvious in the design of this modern building. The building is formed from two cylinders that intersect to form a beautiful parabola. Supplementary Activity Guides for this video to extend student learning for K-12
- [How Do Artists Use Math to Mix Colors?](https://gomathfinder.org/videos_lists/how-do-artists-use-math-to-mix-colors/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, admires this large and visually stunning artwork outside the front doors of the Dallas Museum of Art. He looks at this artwork and wonders how the artist “mixed” colors in this mosaic to create various effects that we, as
- [How Can Latitude Affect Design?](https://gomathfinder.org/videos_lists/how-can-latitude-affect-design/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, observes the grid of louvers up high at the AT&T Performing Arts Center and wonders: how do the louvers act as a sunscreen? How does Dallas’s latitude affect the design of the louvers? At what angle would you have the
- [What’s the Scale?](https://gomathfinder.org/videos_lists/whats-the-scale/) - The giant mosaic North Texas Sunrise depicts many native texan flowers, all far larger than life. Using a standard 8.5" x 11" sheet paper as a measuring device, we calculate how much larger the mosaic flowers are than the real thing, determining the scale of the artwork. This video was supported by the City of
- [What is Symmetry?](https://gomathfinder.org/videos_lists/what-is-symmetry/) - Symmetry describes the properties possessed by some shapes and objects that allows them to look similar when flipped, turned, or shifted. We take a look around the Dallas Public Library to find instances of symmetry in the designs around us.
- [What are fractals?](https://gomathfinder.org/videos_lists/what-are-fractals-2/) - A high school student at Hockaday School created a campus STEM walk for elementary students to enjoy. In this walk stop, she notices the math patterns on the veins of leaves on trees around campus – fractals.
- [How Did the Architects Play with Numbers?](https://gomathfinder.org/videos_lists/how-did-the-architects-play-with-numbers/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor admires the unique grid up high above this space. Some questions that you get to explore are: What are louvers, and why are they useful?Can you identify other natural or man-made items which perform the same function or purpose
- [How Many Circles Make Up this Pattern?](https://gomathfinder.org/videos_lists/how-many-circles-make-up-this-pattern/) - There’s a pattern of overlapping circles in the ground pavement around the medical center – but is there any way to estimate how many circles there are? We investigate a few different methods of figuring it out! Join talkSTEM and UT Southwestern faculty and grad students as they explore the STEM concepts on their campus.
- [How Tall is this Imaginary Person?](https://gomathfinder.org/videos_lists/how-tall-is-this-imaginary-person/) - The sculpture Undulating X is constructed from metal in the shape of a giant chromosome, a discrete spool of DNA within a cell. But if a chromosome were actually this size, rather than microscopic, how big would the person who it belongs to be? Math can help us figure that out. Join talkSTEM and UT
- [How do Scientists use Observations?](https://gomathfinder.org/videos_lists/how-do-scientists-use-observations/) - Science is a collaborative effort, bringing together observations from many different times, places, and observers. The many eyes on display in the UT Southwestern Medical Center echo this, something we discuss! Join talkSTEM and UT Southwestern faculty and graduate students as they explore the STEM concepts on their campus.
- [How do we identify the mathematical patterns used to construct this artwork?](https://gomathfinder.org/videos_lists/how-do-we-identify-the-mathematical-patterns-used-to-construct-this-artwork/) - Sol Lewitt created many mural designs over the course of his career, like the one here at the DMA. But rather than painting them himself in-person, Lewitt often create a guide, with notes on the geometry of the work and clear instructions for the painters to follow. Can we identify some of what those geometric
- [How can we create repeating patterns based on what we see in this beadwork?](https://gomathfinder.org/videos_lists/how-can-we-create-repeating-patterns-based-on-what-we-see-in-this-beadework/) - The patterns of beads and shells on this mpaan – a ceremonial hat from the Kuba Kingdom – are certainly impressive, especially in how they grow and shrink to accommodate the curves of the hat’s shape. Let’s use that idea as a guide to create repeating patterns of our own, and take a look into
- [Where are the patterns in this artwork, and how do they help create certain feelings and structure?](https://gomathfinder.org/videos_lists/where-are-the-patterns-in-this-artwork-and-how-do-they-help-create-certain-feelings-and-structure/) - Juan Gris’s “Guitar and Pipe’” is an abstract painting with an unusual arrangement to its parts. Why might the artists have chosen this method to highlight the form of the guitar he’s painting? Can we identify similar shapes and forms echoed elsewhere in the work? Come along as we investigate how the structure of a
- [What color patterns exist in this mosaic?](https://gomathfinder.org/videos_lists/what-color-patterns-exist-in-this-mosaic/) - Mosaics are a really cool art form, in which hundreds of tiny pieces are arranged to form a greater image. This process of combination also applies to the colors within it – while certain sections may appear like a single color from a distance, up close they're made up of many different tints and shades
- [What is mathematical about the patterns on this bowl?](https://gomathfinder.org/videos_lists/what-is-mathematical-about-the-patterns-on-this-bowl/) - Art from medieval Iran often emphasizes geometric forms and symmetrical patterns, something that we can observe in this example of a 13th century bowl. But how are these patterns chosen – and how might they fit into and echo a larger context of patterns in its original setting? To extend your learning about math in
- [How does the size of our soccer field compare to a full-size regulation one?](https://gomathfinder.org/videos_lists/how-does-the-size-of-our-soccer-field-compare-to-a-full-size-regulation-one/) - Soccer is fun to watch and play, but we noticed that our soccer field at Voice of Hope isn’t the same size as the ones we see on TV in professional games. Why might that be the case? How can we figure out how much smaller our field really is? And can we use that
- [How can we use math to measure this basketball court in units we can relate to?](https://gomathfinder.org/videos_lists/how-can-we-use-math-to-measure-this-basketball-court-in-units-we-can-relate-to/) - Measurements can be tricky – there are so many units out there, and we so rarely have traditional rulers on hand. So can we figure out how long the Voice of Hope basketball court is in a way that not only uses what we have with us, but produces a result that we can really
- [What is the most efficient way to prep food in this industrial kitchen?](https://gomathfinder.org/videos_lists/what-is-the-most-efficient-way-to-prep-food-in-this-industrial-kitchen/) - Welcome to the Voice of Hope Community Kitchen! Industrial kitchens require a different set up from home cooking areas in order to handle all the extra customers and traffic. How can we use math to plot out all the steps needed to prep a meal here? What is the most efficient way to feed a
- [How can we figure out the amount of mulch needed for this playground?](https://gomathfinder.org/videos_lists/how-can-we-figure-out-the-amount-of-mulch-needed-for-this-playground/) - Join us as we explore the Voice of Hope campus, where we investigate the areas and volumes of the playground areas! We need mulch on the ground to make for a soft landing, but how can we estimate just how much mulch is really needed for a given playset plot? This question that this video
- [How Many Lines Are There?](https://gomathfinder.org/videos_lists/how-many-lines-are-there/) - How many line segments did artist Charles Bezie have to paint to create this artwork? Greenhill School student Ronak uses mathematical patterns to quickly arrive at the answer.
- [What's the Area of Part of a Circle?](https://gomathfinder.org/videos_lists/whats-the-area-of-part-of-a-circle/) - The bright colors and disconnected nature of this artwork by Joel Froment are just begging to be appreciated mathematically. Here, a Greenhill School high school student, tej, uses some "circular logic" to investigate area and circumference.
- [How Did the Artist Make a 3D Parabolic Curve?](https://gomathfinder.org/videos_lists/how-did-the-artist-make-a-3d-parabolic-curve/) - A high school student from Greenhill School looks at selected artworks at the Museum of Geometric and MADI Art through the lens of Mathematics. What seems like a random and organic, but balanced shape actually has its origins in mathematics. Ronak shows us how this sculpture at the Museum of Geometric and MADI art is
- [What Angles do We Make when We Walk?](https://gomathfinder.org/videos_lists/what-angles-do-we-make-when-we-walk/) - This video was features two IF/THEN® ambassadors, Dr. Julie Mirpuri and Dr. Kirsten Tulchin-Francis. Dr. Julie Mirpuri is a Physician Scientist at UT Southwestern Medical Center and Dr. Kirsten Tulchin-Francis is the Director of Movement Science at Texas Scottish Rite Hospital for Children and Professor at UT Southwestern Medical Center. Julie and Kirsten answer the
- [Do animals all walk with the same pattern, or are there different walk patterns?](https://gomathfinder.org/videos_lists/do-animals-all-walk-with-the-same-pattern-or-are-there-different-walk-patterns/) - Quadrupeds – animals that walk on four legs – move their limbs in many different patterns as they travel. These walking patterns are known as gaits, and each type of gait can be described mathematically and compared to gain insight into animal locomotion! This material is based upon work supported by the National Science Foundation
- [Is there a mathematical pattern to the way that penguins use their nests in South Africa?](https://gomathfinder.org/videos_lists/is-there-a-mathematical-pattern-to-the-way-that-penguins-use-their-nests-in-south-africa/) - The guano that African penguins use as a nesting resource has depleted in recent years; alternate nesting methods, including man-made artificial nests, are being tested out at Dallas Zoo. To track how well these nests work, the amount of eggs laid month by month must be compared to that of natural nests. Analysis of these
- [Is there anything mathematical about a visual pattern like the giraffe coat pattern?](https://gomathfinder.org/videos_lists/is-there-anything-mathematical-about-a-visual-pattern-like-the-giraffe-coat-pattern/) - The spots on a giraffe's coat are made up of various geometric patterns,. Each giraffe has their own unique pattern of spots; additionally, each type of giraffe has their own pattern-determining rules. Properties of these patterns, and differences between them, are discussed, as well as how these differences can be used to identify different types
- [Is it possible to measure an animal's behavior?](https://gomathfinder.org/videos_lists/is-it-possible-to-measure-an-animals-behavior/) - Animals have a wide varieties of behaviors, many of which can be difficult to analyze. To make animal behavior research easier, scientists use ethograms - tables of possible behaviors that they can check off as the observation goes on. The ethogram used by zoo employees to study their elephants is discussed, and ways of making
- [How much of this tree is still alive, and how can we estimate it?](https://gomathfinder.org/videos_lists/how-much-of-this-tree-is-still-alive-and-how-can-we-estimate-it/) - It might not be obvious, but dead trees and branches – or snags – are really important to keep around! They provide homes and sources of food for all sorts of organisms, and help keep nutrients around. But is there any easy way to figure out just how much of a tree like the one
- [Which types of birds can use a birdhouse of these dimensions?](https://gomathfinder.org/videos_lists/which-types-of-birds-can-use-a-birdhouse-of-these-dimensions/) - Whether it’s in a twiggy nest, a muddy burrow, or even just out on a rooftop, birds need a place to raise their young. Different birds have different needs, based on their size and lifestyle – so using our knowledge of size and shape, can we figure out which local bird uses the Twelve Hills
- [What is special about the cottonwood tree’s leaf shape that allows it to be so loud?](https://gomathfinder.org/videos_lists/what-is-special-about-the-cottonwood-trees-leaf-shape-that-allows-it-to-be-so-loud/) - The sound of wind rustling through leaves is always a pleasant thing, but cottonwood trees take it to the next level, shaking louder and more fiercely than their neighbors. What about the geometry of the cottonwood allows this effect to happen – and why might that be advantageous for the plant? This material is based
- [What about its geometry makes the yucca so well-suited for its environment?](https://gomathfinder.org/videos_lists/what-about-its-geometry-makes-the-yucca-so-well-suited-for-its-environment/) - Yucca is a unique-looking plant, with a big pom-pom-like spray of leaves and a shaggy stem covered in skirts of dried material. Why would the yucca evolve to grow like this - is there something about the environment around us that makes those sorts of growth habits desireable? This material is based upon work supported
- [What about the geometry of this tree makes it so good at keeping us cool?](https://gomathfinder.org/videos_lists/what-about-the-geometry-of-this-tree-makes-it-so-good-at-keeping-us-cool/) - Join us as we investigate what it is about trees like the live oaks here at the Twelve Hills Nature Center that’s so important for regulating temperatures in hot places like Dallas. What about the shape of the live oak canopy in particular makes it so good at growing in places like this – and
- [What determines where leaves are positioned on branches?](https://gomathfinder.org/videos_lists/what-determines-where-leaves-are-positioned-on-branches/) - Leaves are what plants use to gather sunlight, necessary for plants to grow and thrive. This means that it is to a plant's advantage if their leaves' position is such that all leaves receive the most possible sunlight - minimizing overlaps and shadow wherever possible! Different plants use different strategies and arrangements to make this
- [Recipe Ratios: Which recipe uses more chiles?](https://gomathfinder.org/videos_lists/recipe-ratios-which-recipe-uses-more-chiles/) - When using recipes, determining how much of each ingredient is needed is an important task - particularly if you're making an amount different than what the recipe directly instructs! By looking at two different recipes for salsa, and using ratios and unit conversions to make them more easily comparable, we can begin to determine how
- [How can we estimate the amount of produce in a garden?](https://gomathfinder.org/videos_lists/how-can-we-estimate-the-amount-of-produce-in-a-garden/) - In order grow plants efficiently, making certain estimations is valuable - how well plants will grow, how much produce each plant will give use, or, even more fundamentally, how many plants we can fit in a given plot of land. Taking information we know about marigolds as an example, we showcase ways to determine these
- [What geometric patterns can we identify on a leaf?](https://gomathfinder.org/videos_lists/what-geometric-patterns-can-we-identify-on-a-leaf/) - A mathematical pattern is any sort of repeated property - something occurs frequently in nature! Taking a look at magnolias in particular, we identify branching patterns in leaf veins, and their degree of sub-level repetition. This allows us to understand various geometric concepts. This material is based upon work supported by the National Science Foundation
- [How slow can you go?](https://gomathfinder.org/videos_lists/how-slow-can-you-go/) - Join these young scholars from Girls Inc. Metropolitan of Dallas as they explore their playground. This content was made by community members from Girls Inc Metropolitan of Dallas - we invite all interested groups to reach out and find more information on creating content of their own with us at talkstem.org/create-your-own-walkstem !
- [What is the pattern in the climbing wall?](https://gomathfinder.org/videos_lists/what-is-the-pattern-in-the-climbing-wall/) - Join these young scholars from Girls Inc. Metropolitan of Dallas as they explore their playground. This content was made by community members from Girls Inc Metropolitan of Dallas - we invite all interested groups to reach out and find more information on creating content of their own with us at talkstem.org/create-your-own-walkstem !
- [Why is the roof this shape?](https://gomathfinder.org/videos_lists/why-is-the-roof-this-shape/) - Join these young scholars from Girls Inc. Metropolitan of Dallas as they explore their playground. This content was made by community members from Girls Inc Metropolitan of Dallas - we invite all interested groups to reach out and find more information on creating content of their own with us at talkstem.org/create-your-own-walkstem !
- [What's the fastest way to slide?](https://gomathfinder.org/videos_lists/whats-the-fastest-way-to-slide/) - Join these young scholars from Girls Inc. Metropolitan of Dallas as they explore their playground. This content was made by community members from Girls Inc Metropolitan of Dallas - we invite all interested groups to reach out and find more information on creating content of their own with us at talkstem.org/create-your-own-walkstem !
- [Why is the tire swing this shape?](https://gomathfinder.org/videos_lists/why-is-the-tire-swing-this-shape/) - Join these young scholars from Girls Inc. Metropolitan of Dallas as they explore their playground. This content was made by community members from Girls Inc Metropolitan of Dallas - we invite all interested groups to reach out and find more information on creating content of their own with us at talkstem.org/create-your-own-walkstem !
- [Why is the school building designed the way it is?](https://gomathfinder.org/videos_lists/why-is-the-school-building-designed-the-way-it-is/) - Join these scholars from Dallas Independent School District Solar Preparatory School for Girls as they lead us on a walkSTEM tour of their campus. They address such questions as why one window is a lot larger than the other at opposite ends of a hallway, how a map relates to math and science, why one
- [Who has the best seat in the house?](https://gomathfinder.org/videos_lists/who-has-the-best-seat-in-the-house/) - High school members of the Women in STEM club in Greenhill School stop at the playground on their math walk to share some math with the second graders. How many Lower Schoolers can fit on the benches in Founders place? How can we use measuring and multiplication to find out? This content was made by
- [What shapes bring us together?](https://gomathfinder.org/videos_lists/what-shapes-bring-us-together/) - High school members of the Women in STEM club in Greenhill School stop at the playground on their math walk to share some math with the second graders. What geometric shapes do we notice around Founders Place? How do the shapes affect the mood of the setting? How does math affect the way we feel?
- [What is the ideal four square fraction?](https://gomathfinder.org/videos_lists/what-is-the-ideal-four-square-fraction/) - High school members of the Women in STEM club in Greenhill School stop at the playground on their math walk to share some math with the second graders.How can we divide a square into four equal parts so we can play four square? How do fractions help us create games? This content was made by
- [How tall could the tower be?](https://gomathfinder.org/videos_lists/how-tall-could-the-tower-be/) - High school members of the Women in STEM club in Greenhill School stop at the playground on their math walk to share some math with the second graders. We have found a really big number of bricks in our pathway. How can we estimate how many there are? If we created a tower out of
- [How many angles can you find using the angle-a-tron?](https://gomathfinder.org/videos_lists/how-many-angles-can-you-find-using-the-angle-a-tron/) - High school members of the Women in STEM club in Greenhill School stop at the playground on their math walk to share some math with the second graders. There are angles all around us on our campus, including in the branches of the trees, and the walls of our buildings. How can we use our
- [How many "tri-circles" are there in the playground?](https://gomathfinder.org/videos_lists/how-many-tri-circles-are-there-in-the-playground/) - High school members of the Women in STEM club in Greenhill School stop at the playground on their math walk to share some math with the second graders. On the playground, we can see many different "tri-circles"! What is the easiest way to count how many of them there are? We try counting using different
- [What is the most efficient routine?](https://gomathfinder.org/videos_lists/what-is-the-most-efficient-routine/) - talkSTEM stopped by Starbucks at Red Bird Mall to enjoy some coffee and explore more about the ways math and science are integral to their cafe experience. This video was supported by City of Dallas Office of Cultural Affairs.
- [What effect does temperature have on brewed Starbucks coffee?](https://gomathfinder.org/videos_lists/what-effect-does-temperature-have-on-brewed-starbucks-coffee/) - Hot coffee? Iced coffee? Cold brew? What's the difference and how does it matter? This video was supported by City of Dallas Office of Cultural Affairs.
- [How many Starbucks drink combinations are there?](https://gomathfinder.org/videos_lists/how-many-starbucks-drink-combinations-are-there/) - You can have your coffee or tea more than a hundred different ways at a Starbucks. How does each and every cafe do this? Easy! The answer is combinatorics. This video was supported by City of Dallas Office of Cultural Affairs.
- [What's the difference between Starbucks nitro brew and a carbonated soda?](https://gomathfinder.org/videos_lists/whats-the-difference-between-starbucks-nitro-brew-and-a-carbonated-soda/) - What makes nitro brew unique and delicious? Join talkSTEM's Mary Cary and Starbucks' Vania to learn more. You might want to try one for yourself! This video was supported by City of Dallas Office of Cultural Affairs.
- [How to best control temperature when cooking?](https://gomathfinder.org/videos_lists/how-to-best-control-temperature-when-cooking/) - What is sous-vide cooking and why does use this cooking method? talkSTEM stopped by Starbucks at Red Bird Mall to enjoy some coffee and explore more about the ways math and science are integral to their cafe experience. This video was supported by City of Dallas Office of Cultural Affairs.
- [How do we find the volume of water saved?](https://gomathfinder.org/videos_lists/how-do-we-find-the-volume-of-water-saved-2/) - Join faculty at St Philip's School and Community Center and talkSTEM on a math walk. They stop at the school garden and discuss how they can estimate the volume of water conserved? This video was supported by City of Dallas Office of Cultural Affairs. This material is based upon work supported by the National Science
- [What's the Scale Factor used in the Blueprint for the Welcome Center?](https://gomathfinder.org/videos_lists/whats-the-scale-factor-used-in-the-blueprint-for-the-welcome-center/) - Students from St. Philip's School & Community Center on a math walk stop at the newly constructed Welcome Center at their school. They wonder what the scale factor was that was used to build the space as the builders went from blueprint to real space? This material is based upon work supported by the National
- [What's My Question – Estimation, Quantity, and Scale](https://gomathfinder.org/videos_lists/whats-my-question-estimation-quantity-and-scale/) - Estimation, quantity, and scale help us understand aspects of the world around us that we can’t always interact with directly – these tools help us understand large objects and numbers, and ways to represent them. We discuss the questions students at the St. Philip’s School and Community Center posed within this math theme to show
- [Which mass travels faster?](https://gomathfinder.org/videos_lists/which-mass-travels-faster/) - Ronald Kirk Bridge is a pedestrian bridge over the Trinity River in Dallas, connecting downtown Dallas and West Dallas. It is over 2,000 feet long and 60 feet wide. At the Ronald Kirk Bridge, talkSTEM members, Michael and Mary, did an experiment to see which would travel down the Trinity River the fastest - the
- [What is the weight of an ice rink?](https://gomathfinder.org/videos_lists/what-is-the-weight-of-an-ice-rink/) - Ronald Kirk Bridge is a pedestrian bridge over the Trinity River in Dallas, connecting downtown Dallas and West Dallas. It is over 2,000 feet long and 60 feet wide. What would happen if water froze on the middle of the Ron Kirk Bridge? Could we create an ice rink on this bridge? talkSTEM members explore
- [What is the speed of the water?](https://gomathfinder.org/videos_lists/what-is-the-speed-of-the-water/) - Ronald Kirk Bridge is a pedestrian bridge over the Trinity River in Dallas, connecting downtown Dallas and West Dallas. It is over 2,000 feet long and 60 feet wide. At the Ronald Kirk Bridge, the talkSTEM team found a natural whirlpool in the Trinity River. The video explores a strategy for estimating the speed of
- [What volume of water is in the fountain?](https://gomathfinder.org/videos_lists/what-volume-of-water-is-in-the-fountain/) - talkSTEM uses estimation, geometry, and their knowledge of volume to figure out how much water is in the Dealey Plaza fountains. This video was supported by City of Dallas Office of Cultural Affairs.
- [How tall are the gateway arches?](https://gomathfinder.org/videos_lists/how-tall-are-the-gateway-arches/) - West End Historic District is marked by these beautiful brick arches and we wonder what is the tallest person that could walk under them? We used math to figure that out. This video was supported by City of Dallas Office of Cultural Affairs.
- [How does environment affect a building?](https://gomathfinder.org/videos_lists/how-does-environment-affect-a-building/) - The Dallas Holocaust Museum is striking in its appearance and we used our STEM lens during our recent visit to appreciate its design. This video was supported by City of Dallas Office of Cultural Affairs.
- [Using arrays, how many windows are there?](https://gomathfinder.org/videos_lists/using-arrays-how-many-windows-are-there/) - What's the best way to figure out the number of windows on the Texas School Book Depository? Math, of course! Watch the video to see how we applied the concept of arrays to answer this question. This video was supported by City of Dallas Office of Cultural Affairs.
- [How tall are the flagpoles?](https://gomathfinder.org/videos_lists/how-tall-are-the-flagpoles/) - Towering over Dallas City Hall Plaza are 3 flag poles. How do we use similar triangles and shadows to determine their height? This video was supported by City of Dallas Office of Cultural Affairs.
- [How do you measure speed?](https://gomathfinder.org/videos_lists/how-do-you-measure-speed/) - Marta Pan's kinetic artwork, Floating Sculpture, is the subject of our STEM lens. What mathematical questions did Marta inspire when she created this work? Let's explore! This video was supported by City of Dallas Office of Cultural Affairs.
- [Is the pool circular?](https://gomathfinder.org/videos_lists/is-the-pool-circular/) - How can you tell if an object is circular? We show you two methods for determining if an object could be a circle and invite you to try it out yourself! This video was supported by City of Dallas Office of Cultural Affairs.
- [How do you compare shapes?](https://gomathfinder.org/videos_lists/how-do-you-compare-shapes/) - What is this oversized sculpture? How can we use science to appreciate this art piece and math to understand more about it? Visit Dallas City Hall Plaza and explore "The Dallas Piece" for yourself. This video was supported by City of Dallas Office of Cultural Affairs.
- [What is a trapezoid?](https://gomathfinder.org/videos_lists/what-is-a-trapezoid/) - Join us on a math walk where we look for geometric shapes at Dallas City Hall. The building reminds us of a triangle embedded in the ground. The result looks like a trapezoid. What is a trapezoid? What other shapes can you recognize in this building? How can we measure the angle made by the
- [How symmetrical is a Buckyball?](https://gomathfinder.org/videos_lists/how-symmetrical-is-a-buckyball/) - Join Dr. Glen Whitney, Founder of the National Museum of Mathematics, as you discover the most symmetrical object at NorthPark Center- the Buckyball! Learn how to determine how symmetrical a shape is, and what makes the Buckyball so special. This video was supported by NorthPark Center. Supplementary Activity Guides for this video to extend student
- [What's the Mathematical Mystery Here? Fountain](https://gomathfinder.org/videos_lists/whats-the-mathematical-mystery-here-fountain/) - Join Dr. Glen Whitney, Founder of the National Museum of Mathematics, as you discover the mystery hidden in a seemingly regular fountain at NorthPark Center. This video was supported by NorthPark Center. Supplementary Activity Guides for this video to extend student learning for K-12 grade levels are freely available here: https://talkstem.org/talkstem-activity-guides/
- [How do gears create movement?](https://gomathfinder.org/videos_lists/how-do-gears-create-movement/) - Why are gears used? What do they do? Join Dr. Glen Whitney, Founder of the National Museum of Mathematics, as you discover the power of using gears, and how they help the sculpture, Hammering Men, in NorthPark Center. This video was supported by NorthPark Center. Supplementary Activity Guides for this video to extend student learning
- [How do the Hammering Men move?](https://gomathfinder.org/videos_lists/how-do-the-hammering-men-move/) - How did the artist create movement in this sculpture? Join Dr. Glen Whitney, Founder of the National Museum of Mathematics, as you discover the power of 4 bar linkages, and how they enable the arms of the Hammering Men to move. This video was supported by NorthPark Center. Supplementary Activity Guides for this video to
- [What is Symmetry? - Turtle Pond](https://gomathfinder.org/videos_lists/what-is-symmetry-turtle-pond/) - Can you find symmetry at a Turtle Pond? Join Dr. Glen Whitney, Founder of the National Museum of Mathematics, as you discover the hidden symmetry found all around you at NorthPark Center's Turtle Pond. What symmetry do you notice around you? This video was supported by NorthPark Center. Supplementary Activity Guides for this video to
- [What's the biggest store?](https://gomathfinder.org/videos_lists/whats-the-biggest-store/) - Join Dr. Glen Whitney, Founder of the National Museum of Mathematics, as you discover how to best estimate which store is largest, given a map. This video was supported by NorthPark Center. Supplementary Activity Guides for this video to extend student learning for K-12 grade levels are freely available here: https://talkstem.org/talkstem-activity-guides/
- [What's the distance around the mall?](https://gomathfinder.org/videos_lists/whats-the-distance-around-the-mall/) - If you walked around the whole NorthPark Center, how far would you have walked? Join Dr. Glen Whitney, Founder of the National Museum of Mathematics, as you discover how to estimate how far you've traveled using a map. This video was supported by NorthPark Center. Supplementary Activity Guides for this video to extend student learning
- [What’s the farthest distance between 2 points on the map?](https://gomathfinder.org/videos_lists/whats-the-farthest-distance-between-2-points-on-the-map/) - Does it ever seem like you parked at a store that is farthest away from the store you want? Join Dr. Glen Whitney, Founder of the National Museum of Mathematics, as you discover how to determine what the farthest points are within NorthPark Center. This video was supported by NorthPark Center. Supplementary Activity Guides for
- [How do you use scale to read a map?](https://gomathfinder.org/videos_lists/how-do-you-use-scale-to-read-a-map/) - Join Dr. Glen Whitney, Founder of the National Museum of Mathematics, as you discover how to use a map and found objects to determine the scale of the map. You can try this strategy with any map! This video was supported by NorthPark Center. Supplementary Activity Guides for this video to extend student learning for
- [What are Color Equations?](https://gomathfinder.org/videos_lists/what-are-color-equations/) - Join Dr. Glen Whitney, Founder of the National Museum of Mathematics, on a math walk. As you walk throughout NorthPark Center, you may notice a pattern of artwork that reoccurs. There are several panels that appear like addition equations with color. Can you add colors like numbers? Dr.Glen Whitney explores the concept of adding colors
- [How tall is the Ad Astra sculpture?](https://gomathfinder.org/videos_lists/how-tall-is-the-ad-astra-sculpture/) - Join Dr. Glen Whitney, founder of the National Museum of Mathematics on a math walk. He uses the power of similar triangles to calculate the height of a giant sculpture inside the NorthPark Center. How can we estimate the height of the sculpture without getting a ladder? This video was supported by NorthPark Center. Supplementary
- [What is the angle at the very top of the Ad Astra sculpture?](https://gomathfinder.org/videos_lists/what-is-the-angle-at-the-very-top-of-the-ad-astra-sculpture/) - Join Dr. Glen Whitney, founder of the National Museum of Mathematics on a math walk. With the help of friends, he attempts to estimate the angle at the top of this very tall angle at the top of the Ad Astra sculpture. This video was supported by NorthPark Center. Supplementary Activity Guides for this video
- [Angle a tron](https://gomathfinder.org/videos_lists/angle-a-tron/) - In this video, we share the ways you can use this convenient math measuring tool to explore the places you visit with your child/student, including the place they are in right now from home to campus! You can freely print the angle-a-tron tool as well as the shapefinder tool onto an acetate using these pdfs
- [Shapefinder – Goodnight Dallas](https://gomathfinder.org/videos_lists/shapefinder-goodnight-dallas/) - In this video, we share the ways you can use this convenient math measuring tool to explore the places you visit with your child/student, including the place they are in right now from home to campus! You can freely print the shapefinder tool as well as the angle-a-tron tool onto an acetate using these pdfs
- [How Hard Do Robots Work?](https://gomathfinder.org/videos_lists/how-hard-do-robots-work/) - Much of the luggage sorting and transport at the Dallas Love Field Airport is manage by robots built by the Daifuku company. This system can process massive amounts of luggage every year – but how much does it handle, on average, every day? With some simple calculations, we can calculate just how fast this robot-run
- [How Can We Estimate the Amount of Water on Earth?](https://gomathfinder.org/videos_lists/how-can-we-estimate-the-amount-of-water-on-earth/) - The terrazzo World Map in the main lobby provides a fairly accurate representation of the Earth’s surface. Using the lines separating its sections to divide it into quadrants, we can use fractions to estimate the portion of the whole covered by water. Combining these parts back together and comparing it to established numbers should give
- [How Large is the Art?](https://gomathfinder.org/videos_lists/how-large-is-the-art/) - Martin Donlin’s multi-panel work Blueprint of Flight spans a large portion of the pedestrian walkway wall. By measuring the size of single one of these panel, and multiplying by the number of panels in the work, we can begin to calculate the square footage of the piece as a whole. This video was supported by
- [How do Forces Work?](https://gomathfinder.org/videos_lists/how-do-forces-work/) - The sculpture Sky uses a structural system of fiberglass rods to keep all of its components supported and in place. The arrangement of these rods make use of tension and compression forces to spread out weight and and force along the entire structure – something that we can analyze through basic shapes. This video was
- [How Do Artists Use Technology?](https://gomathfinder.org/videos_lists/how-do-artists-use-technology/) - The design of a sculpture like Luminaria takes a lot of work, and technology can help make that happen! From the initial data turned into the patterns on the lanterns sides, to the compute software used to shape them into a wrap-around lantern, to the steel-cutting and engineering needed to construct and install them, the
- [What is Bernoulli’s Principle?](https://gomathfinder.org/videos_lists/what-is-bernoullis-principle/) - The sculpture Luminaria highlights multiple scientific principles involved in the function of aircraft with the shapes cut into the steel cylinders it’s made up of. One of these is, represented by swirling lines, is Bernoulli’s principle, used to characterize how forcing air to travel at different speeds can generate a lifting force. The way this
- [What’s the Mathematical Pattern?](https://gomathfinder.org/videos_lists/whats-the-mathematical-pattern/) - The floor tiles used to make Untitled (Love Field) by Lane Banks only come in four colors, but never allow two rings of the same color to touch. With that in mind, methods of calculating how many permutations – specific, ordered arrangements – of these segments are possible are discussed. This uses the mathematical concept
- [What is an Irregular Quadrilateral?](https://gomathfinder.org/videos_lists/what-is-an-irregular-quadrilateral/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, discusses some of the shapes within the Campanile Window installation at Dallas Love Field airport, and how they’re used to support and integrate the irregularly-shaped windows with the more classically rectangular shapes of the ticketing hall in which they've
- [How does geometry relate to the Campanile Windows?](https://gomathfinder.org/videos_lists/how-does-geometry-relate-to-the-campanile-windows/) - The stained glass of Campanile Window, by Octavio Medellin, contains irregular quadrilaterals – four-sided shapes with sides of different lengths – interspersed with lines and triangles in varying angles. In combination, all these lines create a sort of linear perspective, mimicking the way images shrink and converge as they recede from a viewer. Despite being
- [What is Intuitive Wayfinding?](https://gomathfinder.org/videos_lists/what-is-intuitive-wayfinding/) - Airports can be bustling places, filled with thousands of people all trying to get to where they need to go all at once. Interior designers can help direct this flow by emphasizing intuitive wayfinding in their work – subtle clues and markers incorporated in a space's design that make navigation easier to naturally understand. In
- [What is the slope?](https://gomathfinder.org/videos_lists/what-is-the-slope/) - A high school student at Hockaday School created a campus STEM walk for elementary students to enjoy. In this walk stop, she invites us to consider the slope of the outdoor amphitheater on the campus.
- [Why is the bollard this shape?](https://gomathfinder.org/videos_lists/why-is-the-bollard-this-shape/) - A high school student at Hockaday School created a campus STEM walk for elementary students to enjoy. In this walk stop, she wonders why the traffic bollard is the shape it is.
- [How tall is the sculpture?](https://gomathfinder.org/videos_lists/how-tall-is-the-sculpture/) - A high school student at Hockaday School created a campus STEM walk for elementary students to enjoy. In this walk stop, she stops at a tall sculpture that contains glass shapes created by Hockaday students and invites us to estimate the height of the sculpture and also to estimate the total number of glass shapes
- [How many sections are there?](https://gomathfinder.org/videos_lists/how-many-sections-are-there/) - A high school student at Hockaday School created a campus STEM walk for elementary students to enjoy. In this walk stop, she looks at the beautifully statue of Hypatia, an ancient Egyptian mathematician and astronomer who died 415 AD. Here she notices the circle surrounding the sections and asks us to do some math to
- [How many tiles are there?](https://gomathfinder.org/videos_lists/how-many-tiles-are-there/) - A high school student at Hockaday School created a campus STEM walk for elementary students to enjoy. In this walk stop, she comes up with a strategy for estimating the total number of tiles making up a walkway on campus.
- [How does the pendulum move?](https://gomathfinder.org/videos_lists/how-does-the-pendulum-move/) - A high school student at Hockaday School created a campus STEM walk for elementary students to enjoy. In this walk stop, she looks at the large pendulum the school is fortunate enough to have.
- [How long is the spiral?](https://gomathfinder.org/videos_lists/how-long-is-the-spiral/) - A high school student at Hockaday School created a campus STEM walk for elementary students to enjoy. In this walk stop she explores a spiral artwork on campus and invites children to estimate the length of the spiral using their math detective skills.
- [What is Art Deco?](https://gomathfinder.org/videos_lists/what-is-art-deco/) - Fair Park, a state and National Historic Landmark, has the largest collection of 1930s Art Deco style architecture in the United States, located on 277 acres. In this video, we briefly discuss what art deco is and how it is related to STEM.
- [How Far Can We See?](https://gomathfinder.org/videos_lists/how-far-can-we-see/) - The Texas Star is a ferris wheel that has delighted many families from 1985 onward. As one of the tallest such structures in North America, we wonder, exactly how far can you see from the top? Students and faculty from Greenhill School created this walk stop and contributed this content for all to enjoy! Supplementary
- [How Much Gold is There?](https://gomathfinder.org/videos_lists/how-much-gold-is-there/) - Perhaps the most eye-catching feature of Dallas Fair Park is the gold-leaf wrapped Tower Building. Yes, that is real gold! Because of the allure and attraction of gold, we definitely want to ask, “How much is all of that gold on the Tower Building worth?” Before we go through the calculations, stop and take a
- [How Fast Can You Go?](https://gomathfinder.org/videos_lists/how-fast-can-you-go/) - Whether you’re at Fair Park or even driving around certain parts of Dallas, it’s hard to miss the towering site of the Texas Star Ferris Wheel! After all, it’s the largest Ferris wheel in the United States. As you’re watching it turn, there are lots of things you might wonder about, but if you’re like
- [What’s the Really Big Number Here?](https://gomathfinder.org/videos_lists/whats-the-really-big-number-here-2/) - The facade of the Hall of State at Dallas Fair Park is awash in small blue tiles. As such, it offers an excellent opportunity for a fun element of almost any math walk: A Really Big Number. In this case, how many tiles are there on the facade? To get a handle on this, we
- [Similar Triangles or Not?](https://gomathfinder.org/videos_lists/similar-triangles-or-not/) - What are similar triangles and how can we tell if triangles are similar or if they are not? Students and faculty from CityLab High School, Dallas ISD join us on a beautiful day at Fair Park, an architectural treasure trove in the city of Dallas to explore this question using the sights of the Esplanade.
- [How do we make the Swing go high?](https://gomathfinder.org/videos_lists/how-do-we-make-the-swing-go-high/) - Elementary students in the after school club came up with ideas for a math walk around their campus. In this math walk stop, they explore the swing on their playground through their STEM lens. Research conducted during this semester-long afterschool club led to this research paper: Wang, M., Walkington, C., & Dhingra, K. (2021). Facilitating
- [What’s the Really Big Number here?](https://gomathfinder.org/videos_lists/whats-the-really-big-number-here/) - Elementary students in the after school club came up with ideas for a math walk around their campus. In this math walk stop, they explore the hallway leading to the school cafeteria through their math lens. Research conducted during this semester-long afterschool club led to this research paper: Wang, M., Walkington, C., & Dhingra, K.
- [What shapes are in the Geodome?](https://gomathfinder.org/videos_lists/what-shapes-are-in-the-geodome/) - Elementary students in the after school club came up with ideas for a math walk around their campus. In this math walk stop, they explore the geodome structure on their playground through their math lens. Research conducted during this semester-long afterschool club led to this research paper: Wang, M., Walkington, C., & Dhingra, K. (2021).
- [Where are the circles?](https://gomathfinder.org/videos_lists/where-are-the-circles/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, notices the repeating motif of circles in the design of the Cathedral Guadeloupe. He highlights the intersection between geometry and architecture by making observations about the use of circles within circles and symmetrical arrangements in the traditional architecture of
- [What is the shape of the traffic bollard?](https://gomathfinder.org/videos_lists/what-is-the-shape-of-the-traffic-bollard/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, rapidly brainstorms a series of questions about the traffic bollards on an urban street. He illustrates for us that the math and STEM-related questions we can ask about everyday objects are almost endless and that it's a lot of
- [How Can Basic Shapes Create Complex Art?](https://gomathfinder.org/videos_lists/how-can-basic-shapes-create-complex-art/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, enjoys connecting the arts and mathematics. He takes a look at the Pegasus sculpture outside of the the Booker T Washington high school and notices the collection of varied shapes used by the artist to create this complex form.
- [How Do You Measure Pitch and How is it Helpful?](https://gomathfinder.org/videos_lists/how-do-you-measure-pitch-and-how-is-it-helpful/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, notices the two systems of ramps that lead into the Wyly Theater Center at the AT&T Performing Arts Center. He takes some quick measurements to figure out the slope, gradient or pitch of each of the two ramps, and
- [What is a Mathematical Fossil Hunt?](https://gomathfinder.org/videos_lists/what-is-a-mathematical-fossil-hunt/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, takes us on a mathematical fossil hunt as we observe a modern water feature at the Texas Sculpture Walk. Supplementary Activity Guides for this video to extend student learning for K-12 grade levels are freely available here: https://talkstem.org/talkstem-activity-guides/ Support
- [How Can Shapes Create Feelings?](https://gomathfinder.org/videos_lists/how-can-shapes-create-feelings/) - Architect I. M. Pei designed this visually striking building. Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, points out that the effect of the design is dependent in part on the use of two geometric shapes that are unexpectedly used together. Supplementary Activity Guides for this video
- [What is the Really Big Number Here?](https://gomathfinder.org/videos_lists/what-is-the-really-big-number-here/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, has fun with a really big number by estimating the number of stones that were used to build the sidewalk on Flora street. Using number arrays, estimation, and collaborative groupwork, Dr Whitney and friends come up with their estimate
- [What Can You Measure in Bamboo Plants?](https://gomathfinder.org/videos_lists/what-can-you-measure-in-bamboo-plants/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, wonders what we can measure in the bamboo plants located at the entry to the Nasher Sculpture Center. Suggestions include length of nodes, distance between leaves, circumference of stalks, and more. Dr. Whitney then explores the possibility of a
- [How Can we Estimate Really Tall Things We Can’t Reach?](https://gomathfinder.org/videos_lists/how-can-we-estimate-really-tall-things-we-cant-reach/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, uses the mathematical properties of rectangles to help him measure the width of louvers that are extremely high us. Supplementary Activity Guides for this video to extend student learning for K-12 grade levels are freely available here: https://talkstem.org/talkstem-activity-guides/ Support
- [How Many Different Ways Can You Count?](https://gomathfinder.org/videos_lists/how-many-different-ways-can-you-count/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, admires the modern structure of a high rise building in the Arts District and highlights the fact that there are many different ways to look at a mathematical problem. These methods may include: decomposition of the larger area into
- [Why is There a Gap in the Building’s Facade?](https://gomathfinder.org/videos_lists/why-is-there-a-gap-in-the-buildings-facade/) - This building has a unique design element – there is a gap in the facade of the building. Why would there be one? In this video, which is geared for high school students and older, Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, discusses temperature changes that
- [What is the Artist's Favorite Ratio?](https://gomathfinder.org/videos_lists/what-is-the-artists-favorite-ratio/) - Renzo Piano, the architect who designed the stunning Nasher Sculpture Center, had a favorite ratio that becomes a repeating motif in the design and the measurements of the building. How can we figure it out? Join Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, as he (together
- [What's the Most Symmetrical Solid?](https://gomathfinder.org/videos_lists/whats-the-most-symmetrical-solid/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor speaks to us from Klyde Warren Park where he notices interesting things about the fun climbing structure in the Children’s playground and also the shape of the Perot Museum of Nature and Science in the distance. He makes connections
- [How Do You Create Your Own Labyrinth?](https://gomathfinder.org/videos_lists/how-do-you-create-your-own-labyrinth/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor discusses the differences between a labyrinth and a maze and poses the math questions that directly relate to the design of a labyrinth, which is a winding path that never repeats, and yet has only one route that can
- [What is Symmetry Doing for Us?](https://gomathfinder.org/videos_lists/what-is-symmetry-doing-for-us/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor admires the dome shaped ceiling in Dallas Hall. He notices the symmetries in the design of the rotunda and finds a linear relationship between symmetry and decorative items. This is a great example of a beautiful design produced through
- [How did Calatrava Build this Sculpture?](https://gomathfinder.org/videos_lists/how-did-calatrava-build-this-sculpture/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor admires the stunning and dynamic Wave sculpture created by renowned artist Santiago Calatrava. He asks and answers three questions about this artwork: Is it straight or is it curved? Is it symmetric? How did Calatrava build this sculpture?
- [How do you Measure Slope?](https://gomathfinder.org/videos_lists/how-do-you-measure-slope/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor wonders what is the slope of the amphitheater and figures out a quick way to estimate it.
- [What is Mathematical about a Tree?](https://gomathfinder.org/videos_lists/what-is-mathematical-about-a-tree/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor wonders what is mathematical about trees. He asks why do trees always have a larger singular trunk at the Earth, and more smaller branches in the sky? Why not one singular branch that stretches up? Dr. Glen Whitney explores
- [How to Estimate the Capacity of the Football Stadium?](https://gomathfinder.org/videos_lists/how-to-estimate-the-capacity-of-the-football-stadium/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor estimates how many people could potentially fit in the arena for an event.
- [How does Gravity Affect Flowing Water?](https://gomathfinder.org/videos_lists/how-does-gravity-affect-flowing-water/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor explores the natural phenomenon of water tapering in as it flows downward. Have you ever noticed this? A supplementary activity guide is available for this video, thanks to participation by faculty and students at Simmons School of Education and
- [How do you use mathematical clues?](https://gomathfinder.org/videos_lists/how-do-you-use-mathematical-clues/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor shows how to look for mathematical clues in real world places in order to solve a problem or answer a question. In this case, the question is whether the building's column is actually straight or not.
- [What Is an Ellipse?](https://gomathfinder.org/videos_lists/what-is-an-ellipse/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor explores the space and notices the recurring appearance of a relatively unusual shape in architecture, ellipses. In this video, this shape is explored and measured and different ellipses are compared.
- [How Symmetrical Is It?](https://gomathfinder.org/videos_lists/how-symmetrical-is-it/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor discusses different kinds of symmetry you can experience in this place including rotational and mirror symmetry.
- [How Does a Sundial Work?](https://gomathfinder.org/videos_lists/how-does-a-sundial-work/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor discusses the science behind sun dials, and how they work. You can create your own sun dial at home.
- [Why is the Ceiling Made of Triangles?](https://gomathfinder.org/videos_lists/why-is-the-ceiling-made-of-triangles/) - Why do we see so many triangles in buildings? Why is it one of the strongest shapes? We invite all interested groups to reach out and find more information on creating content of their own math walk or STEM walking tour with us at https://talkstem.org/create-your-own-walkstem.
- [What are the building blocks of the mosaic?](https://gomathfinder.org/videos_lists/what-are-the-building-blocks-of-the-mosaic/) - What is the basic unit used to create this mosaic? We use math to figure it out! We invite all interested groups to reach out and find more information on creating content of their own math walk or STEM walking tour with us at https://talkstem.org/create-your-own-walkstem.
- [How Can We Determine Map Scale?](https://gomathfinder.org/videos_lists/how-can-we-determine-map-scale/) - A talkSTEM team member helps us understand scale by determining the scale of this map of Red Bird Mall. We invite all interested groups to reach out and find more information on creating content of their own math walk or STEM walking tour with us at https://talkstem.org/create-your-own-walkstem.
- [How Many are in the Array?](https://gomathfinder.org/videos_lists/how-many-are-in-the-array/) - The television screens laid out in the Dallas Public Library Louise Kahn Pavilion are arranged in an array, a regular grid of objects. This can make calculating how many screens are in the are the array a quick process – join us as we discuss the techniques to do so!
- [What Shapes Can You Find?](https://gomathfinder.org/videos_lists/what-shapes-can-you-find/) - The castle shelves in the Dallas Public Library are made up of a number of different basic shapes. Using our walkSTEM guide, we see just how many we can find! You can download and print your own shapefinder onto an acetate using this pdf: https://drive.google.com/file/d/1vBKbHnWZug5uBlM61LXAAEgU9dNaUwdY/view?usp=sharing
- [How Big is Your Imagination?](https://gomathfinder.org/videos_lists/how-big-is-your-imagination/) - The castle-shaped shelves in the Dallas Public Library picture book area is a fun way to incorporate imaginative architecture into a space. Designing these sorts of shelves requires quite a bit of math and planning – something we try to tease apart by taking measurements of its dimensions.
- [What Are the Dimensions of the Room?](https://gomathfinder.org/videos_lists/what-are-the-dimensions-of-the-room/) - How are the dimensions of a room measured? Using the Louise Kahn Pavilion in the Dallas Public Library, we take measurements of length, width, and height to figure it out.
- [How Does Perspective Create an Optical Illusion?](https://gomathfinder.org/videos_lists/how-does-perspective-create-an-optical-illusion/) - Things that are further away appear smaller to the eye, an effect which can cause parallel lines to look as though they converge. Using the bookshelves as an example, we investigate why this is the case.
- [How Can you Estimate the Number of Books on the Shelf?](https://gomathfinder.org/videos_lists/how-can-you-estimate-the-number-of-books-on-the-shelf/) - Library bookshelves are filled with fantastic books – but is there any quick and easy way to estimate how many are in a given area? Join us as we discuss our solution!
- [How Do We Measure Slope?](https://gomathfinder.org/videos_lists/how-do-we-measure-slope/) - Slope is a way of describing the way that a line or plane – like a sidewalk – changes over a distance. Using these principles, we describe the way the grounds around us were built. Join talkSTEM and UT Southwestern faculty and grad students as they explore the STEM concepts on their campus.
- [What Kinds of Angles Are There?](https://gomathfinder.org/videos_lists/what-kinds-of-angles-are-there/) - Angles can be found all around us, but what types of angles are there? We find various angles on UT Southwestern’s Medical Center to discuss! Join talkSTEM and UT Southwestern faculty and grad students as they explore the STEM concepts on their campus. You can freely print the angle-a-tron tool onto an acetate using this
- [How Can We Calculate Pi?](https://gomathfinder.org/videos_lists/how-can-we-calculate-pi/) - Pi is a number describing the ratios various parts and measurements of circles have with each other, meaning we can calculate it from any measurable circle – including this sculpture, Sun Disc Triptych by Jesús Moroles. Join talkSTEM and UT Southwestern faculty and grad students as they explore the STEM concepts on their campus.
- [How Did the Artist Create this Illusion?](https://gomathfinder.org/videos_lists/how-did-the-artist-create-this-illusion/) - Room in the Mind by Patrick Hughes is a work of art depicting library shelves that seem to move and shift as you walk around the piece. This makes uses of motion parallax and forced perspectives to create the illusion of depth - something we discuss here. Join talkSTEM and UT Southwestern faculty and grad
- [How Many Cells Does It Take to Cross the Road?](https://gomathfinder.org/videos_lists/how-many-cells-does-it-take-to-cross-the-road/) - DNA is the molecule used to store genetic information in living things. Despite the vast amount of information it stores, DNA is physically very small, curled and bunched up thousands of times – in fact, if DNA was fully stretched out, it would be incredibly long! We make calculations of just how long here. Join
- [How is Spaceship One Uniquely Designed to Achieve its Goals?](https://gomathfinder.org/videos_lists/how-is-spaceship-one-uniquely-designed-to-achieve-its-goals/) - SpaceShipOne is a rocket-powered aircraft with sub-orbital spaceflight capability at speeds of up to 3,000 ft/s (900 m/s). Its unique design features a “feathering” atmospheric reentry system where the rear half of the wing and the twin tail booms fold 70 degrees upward. Watch the video to understand the function of this unique design. Also,
- [What Materials Did the Wright Brothers use to Build the Flyer-and Why?](https://gomathfinder.org/videos_lists/what-materials-did-the-wright-brothers-use-to-build-the-flyer-and-why/) - Design is often fueled by the designers’ experiences and in the case of the Wright Brothers, their background in bicycle repair shaped their design of the Flyer. Here, we observe the Flyer exhibit at the museum and make connections to bicycles – so you can think of the Flyer as a flying bicycle in some
- [Where Can We See Symmetry in this Airplane?](https://gomathfinder.org/videos_lists/where-can-we-see-symmetry-in-this-airplane/) - The Tuskegee Airmen were the first Black military aviators in the U.S. Army Air Corps, a precursor of the U.S. Air Force. They flew more than 15,000 individual sorties in Europe and North Africa during World War II. Their performance earned them more than 150 Distinguished Flying Crosses, and helped encourage the eventual integration of
- [What Materials Make Up the Apollo VII?](https://gomathfinder.org/videos_lists/what-materials-make-up-the-apollo-vii/) - We notice that the bottom surface of the Command Module of the Apollo VII space mission looks different from the material making up the rest of the module. We learn that this difference is a critical part of the design of the module that brought home the crew of 3 astronauts in 1968. Further, the
- [Why is the Apollo VII shaped that way?](https://gomathfinder.org/videos_lists/why-is-the-apollo-vii-shaped-that-way/) - The Command Module of the Apollo VII mission has a truncated cone shape which was essential to its goals of leaving the earth's atmosphere and then safely re-entering the atmosphere to bring its crew back to Earth in 1968. Here, we wonder how the shape of the module was an important aspect of its design
- [Why is it Called the Flying Pancake?](https://gomathfinder.org/videos_lists/why-is-it-called-the-flying-pancake/) - The Flying Pancake is a fun name for a unique airplane that is no longer in use. We wonder as to why this aircraft was designed to have a flat wing-like body giving it such a large surface area? We explore this unique design and come to understand how this design met its goals but
- [How Can we Estimate the Height of the Beal Rocket?](https://gomathfinder.org/videos_lists/how-can-we-estimate-the-height-of-the-beal-rocket/) - Here, we observe the scale model of the Beal Rocket and wonder how we can estimate the height of this scale model and thereby estimating the height of the actual rocket using some simple and fun math detective work. We ended up coming very close to the actual height! Supplementary Activity Guides to extend student
- [How Many People Fit on a 737 Plane?](https://gomathfinder.org/videos_lists/how-many-people-fit-on-a-737-plane/) - We wonder what the maximum number of people is that could fit on board the 737 people we are walking through at the museum? How can we come up with a good estimate? We use number arrays to come up with our estimate and walk you through our thinking. Supplementary Activity Guides to extend student
- [How to Find a True Circle?](https://gomathfinder.org/videos_lists/how-to-find-a-true-circle/) - At the Texas Lodge, we studied the pavers around the flagpole. If you look closely, you may wonder – do these pavers actually make a circle? How can we determine this? Supplementary Activity Guides for this video to extend student learning for K-12 grade levels are freely available here: https://talkstem.org/talkstem-activity-guides/
- [How Big is the Pool?](https://gomathfinder.org/videos_lists/how-big-is-the-pool/) - Ever look into a pool and think, “Wow – that’s a lot of water!” This thought prompted us to consider exactly how many showers one could take using water in the pool at Camp Whispering Cedars. We started by measuring the surface area and perimeter of the pool before determining volume, using the formula, Volume=(Area)(Height).
- [What Volume of Water can the Rain Barrels Hold?](https://gomathfinder.org/videos_lists/what-volume-of-water-can-the-rain-barrels-hold/) - At the Crystal Charity Ball Exploration Center at Camp Whispering Cedars, where Girl Scouts can marvel at plants growing on the building, you might notice from the video that the roof is sloped. Gravity pulls rainwater toward the front of the building, where the water falls into the gutters. From the gutters, the water is
- [What Size is the Sports Field?](https://gomathfinder.org/videos_lists/what-size-is-the-sports-field/) - We visited the Staubach Sports Field to determine if other teams could use the field for a regulation sports game. We use non-standard units of measurement, like arm span, to estimate the length of the field. Supplementary Activity Guides for this video to extend student learning for K-12 grade levels are freely available here: https://talkstem.org/talkstem-activity-guides/
- [What is the Highest Point on the Swing?](https://gomathfinder.org/videos_lists/what-is-the-highest-point-on-the-swing/) - Scouts love visiting Camp Whispering Cedars for its amazing ropes course – great for bonding and pushing new boundaries! The course features a zip line, ropes bridge, climbing wall, and a towering three-person swing. The swing made us wonder – exactly how high is someone pulled to start the swing? In order to figure this
- [What is the Slope of this Staircase?](https://gomathfinder.org/videos_lists/what-is-the-slope-of-this-staircase/) - We explore how to use slope, the ratio of height to horizontal distance, to better understand how stairs are designed based on international building codes to keep us safe. Supplementary Activity Guides for this video to extend student learning for K-12 grade levels are freely available here: https://talkstem.org/talkstem-activity-guides/ We invite all interested groups to reach
- [How Many People Can Fit on the Observation Deck?](https://gomathfinder.org/videos_lists/how-many-people-can-fit-on-the-observation-deck/) - At Camp Whispering Cedars, Girl Scouts climb a winding series of steps to reach the top of an observation deck, where they can stargaze or have meetings. We wonder how they might estimate exactly how many people could have fun stargazing sleepover party on the deck! Supplementary Activity Guides for this video to extend student
- [Physics of Dance Workshop - Part 5](https://gomathfinder.org/videos_lists/physics-of-dance-workshop-part-5/) - Have you ever considered the math and science involved in something as artistic as dance? In this video we take a metaphorical walk through the amazing dance moves demonstrated to us by members of the Dallas Black Dance Theater. Physics especially contributes to dance, and you can learn more about the following properties in this
- [Physics of Dance Workshop - Part 4](https://gomathfinder.org/videos_lists/physics-of-dance-workshop-part-4/) - Have you ever considered the math and science involved in something as artistic as dance? In this video we take a metaphorical walk through the amazing dance moves demonstrated to us by members of the Dallas Black Dance Theater. Physics especially contributes to dance, and you can learn more about the following properties in this
- [Physics of Dance Workshop - Part 3](https://gomathfinder.org/videos_lists/physics-of-dance-workshop-part-3/) - Have you ever considered the math and science involved in something as artistic as dance? In this video we take a metaphorical walk through the amazing dance moves demonstrated to us by members of the Dallas Black Dance Theater. Physics especially contributes to dance, and you can learn more about the following properties in this
- [Physics of Dance Workshop - Part 2](https://gomathfinder.org/videos_lists/physics-of-dance-workshop-part-2/) - Have you ever considered the math and science involved in something as artistic as dance? In this video we take a metaphorical walk through the amazing dance moves demonstrated to us by members of the Dallas Black Dance Theater. Physics especially contributes to dance, and you can learn more about the following properties in this
- [How to Walk the Walk and Talk the Talk](https://gomathfinder.org/videos_lists/how-to-walk-the-walk-and-talk-the-talk/) - Join Dr. Glen Whitney, founder of the National Museum of Mathematics, walkSTEM and Mathfinder advisor, walks us through his strategy when it comes to designing a math walk.
- [Perspectives from Panelists](https://gomathfinder.org/videos_lists/perspectives-from-panelists/) - Hear from the panelists briefly share their perspectives on Science, Technology, Engineering, Arts, and Mathematics – or STEAM.
- [STEM in the Arts (Short)](https://gomathfinder.org/videos_lists/stem-in-the-arts-short/) - Join Sam Baker of KERA Public Radio as he moderates a panel with creative and technical professionals from across the Dallas Arts District and discovers how STEM is part of their work. Curators, dance choreographers, and other professionals who shape the offerings of key institutions in the Dallas Arts District share their perspectives on the
- [STEM in the Arts (Full version)](https://gomathfinder.org/videos_lists/stem-in-the-arts-full-version/) - Join Sam Baker of KERA Public Radio as he moderates a panel with creative and technical professionals from across the Dallas Arts District and discovers how STEM is part of their work. Curators, dance choreographers, and other professionals who shape the offerings of key institutions in the Dallas Arts District share their perspectives on the
- [How to navigate talkSTEM content using the Otocast travel app](https://gomathfinder.org/videos_lists/how-to-navigate-talkstem-content-using-the-otocast-travel-app/) - In this video, we describe how you can freely access app-guided tours in a wide variety of places across Dallas/Fort Worth, and beyond.
- [What's My Question (Introduction)](https://gomathfinder.org/videos_lists/whats-my-question-introduction/) - Viewing the world through a mathematical lens is a great and easy tool to practice in our daily lives. We organize various math walks and video tours to help grow wonderful mindset. Here, we outline some of the steps we take to interact with math in the world around us and to create place-based, math
- [What's My Question - Math Patterns](https://gomathfinder.org/videos_lists/whats-my-question-math-patterns/) - We discuss starter questions related to the math theme of patterns, ways that things behave at regular intervals and increments in the world around us. Join us as we demonstrate our own pattern-related questions we were inspired to ask while at the Dallas Zoo! This material is based upon work supported by the National Science
- [Women in Tech: Why do women need to be at the table to make decisions?](https://gomathfinder.org/videos_lists/women-in-tech-why-do-women-need-to-be-at-the-table-to-make-decisions/) - The “Women in Tech” panel was held on April, 2019 and hosted by University of Dallas at Texas in partnership with Communities Foundation of Texas and talkSTEM. The audience comprised of UT Dallas students, alumni, faculty as well as middle school girls from schools who had been invited to attend, together with their teachers. In
- [Women in Tech: What would you love to see in classrooms?](https://gomathfinder.org/videos_lists/women-in-tech-what-would-you-love-to-see-in-classrooms/) - The “Women in Tech” panel was held on April, 2019 and hosted by University of Dallas at Texas in partnership with Communities Foundation of Texas and talkSTEM. The audience comprised of UT Dallas students, alumni, faculty as well as middle school girls from schools who had been invited to attend, together with their teachers. In
- [Women in Tech: What is a STEM mindset?](https://gomathfinder.org/videos_lists/women-in-tech-what-is-a-stem-mindset/) - The “Women in Tech” panel was held on April, 2019 and hosted by University of Dallas at Texas in partnership with Communities Foundation of Texas and talkSTEM. The audience comprised of UT Dallas students, alumni, faculty as well as middle school girls from schools who had been invited to attend, together with their teachers. In
- [Women in Tech: What implicit biases have you witnessed?](https://gomathfinder.org/videos_lists/women-in-tech-what-implicit-biases-have-you-witnessed/) - The “Women in Tech” panel was held on April, 2019 and hosted by University of Dallas at Texas in partnership with Communities Foundation of Texas and talkSTEM. The audience comprised of UT Dallas students, alumni, faculty as well as middle school girls from schools who had been invited to attend, together with their teachers. In
- [Women in Tech: What do you wish someone had told you when you were in school?](https://gomathfinder.org/videos_lists/women-in-tech-what-do-you-wish-someone-had-told-you-when-you-were-in-school/) - The “Women in Tech” panel was held on April, 2019 and hosted by University of Dallas at Texas in partnership with Communities Foundation of Texas and talkSTEM. The audience comprised of UT Dallas students, alumni, faculty as well as middle school girls from schools who had been invited to attend, together with their teachers. In
- [Women in Tech: What did you do outside school that helped in your career path?](https://gomathfinder.org/videos_lists/women-in-tech-what-did-you-do-outside-school-that-helped-in-your-career-path/) - The “Women in Tech” panel was held on April, 2019 and hosted by University of Dallas at Texas in partnership with Communities Foundation of Texas and talkSTEM. The audience comprised of UT Dallas students, alumni, faculty as well as middle school girls from schools who had been invited to attend, together with their teachers. In
- [Women in Tech: Questions from Students in the Audience](https://gomathfinder.org/videos_lists/women-in-tech-questions-from-students-in-the-audience/) - The “Women in Tech” panel was held on April, 2019 and hosted by University of Dallas at Texas in partnership with Communities Foundation of Texas and talkSTEM. The audience comprised of UT Dallas students, alumni, faculty as well as middle school girls from schools who had been invited to attend, together with their teachers. In
- [Women in Tech: Moderator and Panelist Introductions](https://gomathfinder.org/videos_lists/women-in-tech-moderator-and-panelist-introductions/) - The “Women in Tech” panel was held on April, 2019 and hosted by University of Dallas at Texas in partnership with Communities Foundation of Texas and talkSTEM. The audience comprised of UT Dallas students, alumni, faculty as well as middle school girls from schools who had been invited to attend, together with their teachers.
- [Women in Tech: How do you think companies support communities?](https://gomathfinder.org/videos_lists/women-in-tech-how-do-you-think-companies-support-communities/) - The “Women in Tech” panel was held on April, 2019 and hosted by University of Dallas at Texas in partnership with Communities Foundation of Texas and talkSTEM. The audience comprised of UT Dallas students, alumni, faculty as well as middle school girls from schools who had been invited to attend, together with their teachers. In
- [Women in Tech Panel Discussion](https://gomathfinder.org/videos_lists/women-in-tech-panel-discussion/) - The “Women in Tech” panel was held on April, 2019 and hosted by University of Dallas at Texas in partnership with Communities Foundation of Texas and talkSTEM. The audience comprised of UT Dallas students, alumni, faculty as well as middle school girls from schools who had been invited to attend, together with their teachers. In
- [What's My Question - Geometric Shapes & Transformations](https://gomathfinder.org/videos_lists/whats-my-question-geometric-shapes-transformations/) - We take a look at the math theme of geometric shapes and transformations, practicing how to find shapes in the space around us and using basic starter questions to begin to analyze what we see. Follow along with us as we put these methods to the test in the Frontiers of Flight Museum in Dallas.
- [Welcome to the Girl Scouts STEM Center of Excellence at Camp Whispering Cedars](https://gomathfinder.org/videos_lists/welcome-to-the-girl-scouts-stem-center-of-excellence-at-camp-whispering-cedars/) - Camp Director Shane Woods welcomes you to this walking tour at the Girl Scouts of Northeast Texas’ STEM Center of Excellence at Camp Whispering Cedars. Girl Scouts are known for their commitment to empowering young women by providing unique and opportunities to engage with STEM. This tour was supported in part by the High Tech
- [What Does it Mean to “Circumnavigate”?](https://gomathfinder.org/videos_lists/what-does-it-mean-to-circumnavigate/) - Amelia Earhart was an American aviator who mysteriously disappeared in 1937 while trying to circumnavigate the globe from the equator. Earhart was the 16th woman to be issued a pilot’s license. She had several notable flights, including becoming the first woman to fly across the Atlantic Ocean in 1928, as well as the first person
- [How to create a math walk in your backyard or neighborhood](https://gomathfinder.org/videos_lists/how-to-create-a-math-walk-in-your-backyard-or-neighborhood/) - In this video, Dr. Walkington, math education researcher and educator, walks us through how she would go about creating a math walk in her own backyard. This video was contributed by Dr. Walkington and SMU.
- [What Shaped the Design of the Duke Engineering Quad?](https://gomathfinder.org/videos_lists/what-shaped-the-design-of-the-duke-engineering-quad/) - We join Duke University engineering student, Katie as we investigate the design principles at play in the Harrington Engineering Quad, and what historical precedents those designs grew out of. Read her blog post about creating this design-themed tour here: https://talkstem.org/designing-a-tour-about-design-thinking-and-engineering-what-i-learned-while-creating-walkstemduke-university/. You can access supplementary student activity sheets here: https://talkstem.org/wp-content/uploads/2021/02/walkSTEM-at-DukeUniversity.pdf .
- [How Can We Design Games at the Cameron Indoor Stadium's Basketball Court?](https://gomathfinder.org/videos_lists/how-can-we-design-games-at-the-cameron-indoor-stadiums-basketball-court/) - Humans have being playing sports and games for thousands of years - but what actually goes in to the design of a game? Duke University engineering student, Katie takes us on a tour of the Cameron Indoor Stadium to discuss just that! Read her blog post about creating this design-themed tour here: https://talkstem.org/designing-a-tour-about-design-thinking-and-engineering-what-i-learned-while-creating-walkstemduke-university/. You can
- [Physics of Dance Workshop - Part 1](https://gomathfinder.org/videos_lists/physics-of-dance-workshop-part-1/) - Have you ever considered the math and science involved in something as artistic as dance? In this video we take a metaphorical walk through the amazing dance moves demonstrated to us by members of the Dallas Black Dance Theater. Physics especially contributes to dance, and you can learn more about the following properties in this
- [What is a Makerspace?](https://gomathfinder.org/videos_lists/what-is-a-makerspace/) - Duke University, engineering student, Katie shows us the Design Pod, a dedicated makerspace on campus. But what is a makerspace, and how can we use one? Let's discuss! Read her blog post about creating this design-themed tour here: https://talkstem.org/designing-a-tour-about-design-thinking-and-engineering-what-i-learned-while-creating-walkstemduke-university/. You can access supplementary student activity sheets here: https://talkstem.org/wp-content/uploads/2021/02/walkSTEM-at-DukeUniversity.pdf .
- [How Does Design Impact Capacity at the Bryan Center Plaza?](https://gomathfinder.org/videos_lists/how-does-design-impact-capacity-at-the-bryan-center-plaza/) - Duke University engineering student, Katie takes us on a tour through the Bryan Center Plaza, and shows us how design can impact the capacity of a space - particularly important when social distancing rules are in place! You can access supplementary student activity sheets here: https://talkstem.org/wp-content/uploads/2021/02/walkSTEM-at-DukeUniversity.pdf .
- [What is the Engineering Design Process?](https://gomathfinder.org/videos_lists/what-is-the-engineering-design-process/) - Join Katie, an engineering student at Duke, as we investigate what the engineering design process is here at Abele Quad in Duke University. Read her blog post about creating this design-themed tour here: https://talkstem.org/designing-a-tour-about-design-thinking-and-engineering-what-i-learned-while-creating-walkstemduke-university/. You can access supplementary student activity sheets here: https://talkstem.org/wp-content/uploads/2021/02/walkSTEM-at-DukeUniversity.pdf .
- [Welcome to the MADI Museum](https://gomathfinder.org/videos_lists/welcome-to-the-madi-museum/) - High school students from Greenhill School introduce us to the Museum of Geometric and MADI Art in Dallas, Texas.
- [walkSTEM@ Parkland Hospital During COVID-19 pandemic](https://gomathfinder.org/videos_lists/walkstem-parkland-hospital-during-covid-19-pandemic/) - Dr. Jain, infectious disease specialist at UT Southwestern Medical Center contributed the content for this video showing the processes in place at the hospital during the COVID-19 pandemic. We are grateful to her dedication and to her desire to support the education of all children.
- [Where is the Pattern?](https://gomathfinder.org/videos_lists/where-is-the-pattern/) - Carpets often use repeating patterns to make filling a space easier and visually appealing, and the area surrounding the Dallas Public Library chalkboard wall is no exception. Using the board as a handy planning space, we map out and design carpet patterns of our own using various mathematical concepts.
- [What is a dodecahedron?](https://gomathfinder.org/videos_lists/what-is-a-dodecahedron/) - Ronald Kirk Bridge is a pedestrian bridge over the Trinity River in Dallas, connecting downtown Dallas and West Dallas. It is over 2,000 feet long and 60 feet wide. At Ronald Kirk Bridge there is a great climbing structure at their playground. We noticed something interesting about the shape of the climbing structure. What exactly
- [What are Fractals?](https://gomathfinder.org/videos_lists/what-are-fractals/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, notices the beautiful, glossy leaves of the magnolia leaves that he walks by on this tour and call out the math pattern of the veins in the leaves. This fractal pattern, where the shape repeats itself but at a
- [How to Measure Change in Musical Pitch?](https://gomathfinder.org/videos_lists/how-to-measure-change-in-musical-pitch/) - We love playing the xylophone at the outdoor Soundscape. It's both fun and also a great opportunity to really understand what we mean by frequency or pitch. Also, we wondered if there is a mathematical relationship between length of bars and pitch. Finally we got to explore what happens to pitch when we played xylophones
- [Can Math Help Grass Grow?](https://gomathfinder.org/videos_lists/can-math-help-grass-grow/) - Dr. Glen Whitney, founder of the National Museum of Mathematics in New York and walkSTEM advisor, rapidly brainstorms a series of questions about the grasses he notices in the planters outside a building on a busy street. He illustrates for us that the math and STEM-related questions we can ask about everyday objects are almost
- [Welcome to the Frontiers of Flight Museum](https://gomathfinder.org/videos_lists/welcome-to-the-frontiers-of-flight-museum/) - Welcome to the Frontiers of Flight Museum in Dallas, located close to Love Field Airport. This museum is located in an old aircraft hangar. As we look around, we notice diverse designs of the varied aircraft in the museum. Supplementary Activity Guides to extend student learning at the Frontiers of Flight Museum for K-12 grade
- [Welcome to the Dallas Arts District](https://gomathfinder.org/videos_lists/welcome-to-the-dallas-arts-district/) - Welcome to the Dallas Arts District, the largest contiguous urban arts district in the nation, with 20 square blocks of museums, performance halls, parks, restaurants, churches, schools, and homes; it is ranked 3rd in USA Today's 10 Best Arts Districts. Meet Dr Glen Whitney, founder of the National Museum of Mathematics in New York and
- [How can we design our own mosaic pattern?](https://gomathfinder.org/videos_lists/how-can-we-design-our-own-mosaic-pattern/) - In this video, we invite you to design your own pattern. Be inspired by the design we see here at red Bird Mall and come up with your own pattern. We invite all interested groups to reach out and find more information on creating content of their own math walk or STEM walking tour with
- [How is a Jet Engine Different from Other Engines?](https://gomathfinder.org/videos_lists/how-is-a-jet-engine-different-from-other-engines/) - Here, we compare this specialized jet engine to a car engine and other more common engines most of us are familiar with. Supplementary Activity Guides to extend student learning at the Frontiers of Flight Museum for K-12 grade levels are freely available here: https://www.flightmuseum.com/wp-content/uploads/2021/09/walkSTEM@FOFM-Teacher-Guide_FINAL.pdf We invite all interested groups to reach out and find more
- [How Can You Enquire Like a walkSTEM Explorer -1?](https://gomathfinder.org/videos_lists/how-can-you-enquire-like-a-walkstem-explorer-1/) - At the Crystal Charity Ball Exploration Center, we notice interesting things and brainstorm a variety of questions grounded in our observations. This is an opportunity to practice the fascinating, easy-to-do, and important skill of noticing what’s around you and brainstorming STEM-related questions grounded in your observations. This represents the most important aspect of what our
- [How Can You Enquire Like a walkSTEM Explorer -2?](https://gomathfinder.org/videos_lists/how-can-you-enquire-like-a-walkstem-explorer-2/) - At the Lisa K. Simmons Amphitheater, we notice interesting things and brainstorm a variety of questions grounded in our observations. This is an opportunity to practice the fascinating, easy-to-do, and important skill of noticing what's around you and brainstorming STEM-related questions grounded in your observations. This represents the most important aspect of what our Mathfinder
- [Where Does the Sun Set?](https://gomathfinder.org/videos_lists/where-does-the-sun-set/) - The Texas Lodge makes an ideal place to hold large meetings. Sometimes, it makes more sense to gather everyone outside. We ask visitors and viewers to imagine the sun rising and consider – where exactly would you want to sit outside to prevent the sun from shining directly on your face? How can we use
- [What Did You Hear on Your Sound Walk?](https://gomathfinder.org/videos_lists/what-did-you-hear-on-your-sound-walk/) - A Sound Walk is a great way to really observe the beautiful environment of the campgrounds using our sense of hearing. We invite everyone to go on a soundwalk here at Camp Whispering Cedars or wherever they may be! Supplementary Activity Guides for this video to extend student learning for K-12 grade levels are freely
- [What Inspired the Wright Brothers?](https://gomathfinder.org/videos_lists/what-inspired-the-wright-brothers/) - Design is often fueled by the designers’ experiences and in the case of the Wright Brothers, their background in bicycle repair and their interest in birdwatching shaped their design of the Flyer. Here, we observe the Flyer exhibit at the museum and make connections to bicycles and birds! Supplementary Activity Guides to extend student learning

## News Posts

- [Using the Outdoors to Teach STEM (2019)](https://gomathfinder.org/news_posts/using-the-outdoors-to-teach-stem-2019/) - An engaging activity encourages students to explore math in everyday spaces like parks and school campuses.
- [Kids Test SMU Math App at Dallas Zoo - Fox News Highlight](https://gomathfinder.org/news_posts/kids-test-smu-math-app-at-dallas-zoo-fox-news-highlight/)
- [Personalizing Algebra for Kids](https://gomathfinder.org/news_posts/personalizing-algebra-for-kids/)
- [talkSTEM<sup>®</sup> Fall Program Offers Engaging, Educational walkSTEM<sup>®</sup> Opportunities at Eight Noteworthy Dallas Spaces](https://gomathfinder.org/news_posts/talkstem-fall-program-offers-engaging-educational-walkstem-opportunities-at-eight-noteworthy-dallas-spaces/)
- [Opinion: The Way Texas Teaches Math Just Doesn’t Add Up](https://gomathfinder.org/news_posts/opinion-the-way-texas-teaches-math-just-doesnt-add-up/)
- [Facilitating Student-Created Math Walks](https://gomathfinder.org/news_posts/facilitating-student-created-math-walks/)
- [Finding Math Everywhere – SMU Magazine](https://gomathfinder.org/news_posts/finding-math-everywhere-smu-magazine/)
- [ICYMI: What’s New and Next in Dallas-Fort Worth Innovation Today](https://gomathfinder.org/news_posts/icymi-whats-new-and-next-in-dallas-fort-worth-innovation-today/)
- [Celebrating the Impact of SMU Ignited Donors](https://gomathfinder.org/news_posts/celebrating-the-impact-of-smu-ignited-donors/)
- [Want To Teach Kids About Math And Science? Take A Stroll Through The Dallas Arts District](https://gomathfinder.org/news_posts/want-to-teach-kids-about-math-and-science-take-a-stroll-through-the-dallas-arts-district/)
- [Take a Walk on the Science Side](https://gomathfinder.org/news_posts/take-a-walk-on-the-science-side/)
- [Explore Mathematics During a Virtual Walk Through SMU With talkSTEM’s New Video Series](https://gomathfinder.org/news_posts/explore-mathematics-during-a-virtual-walk-through-smu-with-talkstems-new-video-series/)
- [talkSTEM<sup>®</sup> Wins Math Power Prize!](https://gomathfinder.org/news_posts/talkstem-named-as-one-of-the-math-power/)

## Partners Posts

- [The GEMS Camp](https://gomathfinder.org/partners_posts/the-gems-camp/)
- [Frontiers of Flight Museum](https://gomathfinder.org/partners_posts/frontiers-of-flight-museum/)
- [Dallas Arboretum](https://gomathfinder.org/partners_posts/dallas-arboretum/)
- [Voice of Hope](https://gomathfinder.org/partners_posts/voice-of-hope/)
- [DMA](https://gomathfinder.org/partners_posts/dma/)
- [St. Phillip's](https://gomathfinder.org/partners_posts/st-phillips/)
- [Girl Scouts](https://gomathfinder.org/partners_posts/girl-scouts/)
- [Dallas Zoo](https://gomathfinder.org/partners_posts/dallas-zoo/)
- [Twelve Hills](https://gomathfinder.org/partners_posts/twelve-hills/)

## Presentations

- [Sherard, M., Sager, M., Milton, S., Dhingra, K., Petrosino, A., & Walkington, C. (April, 2024)](https://gomathfinder.org/presentations/sherard-m-sager-m-milton-s-dhingra-k-petrosino-a-walkington-c-april-2024/) - “It is too perfect for nature”: Exploring Discussions about the Relationship Between Nature and Mathematics. Presented at the 2024 Annual Meeting of the American Educational Research Association. Philadelphia, PA.
- [Petrosino, A., Sager, M., Sherard, M., Walkington, C., Washington, J., & Milton, S. (April 2024)](https://gomathfinder.org/presentations/petrosino-a-sager-m-sherard-m-walkington-c-washington-j-milton-s-april-2024/) - Walking at the Boundaries: Learnings from an RPP Approach to Informal Math Learning. Presented at the 2024 Annual Meeting of the American Educational Research Association. Philadelphia, PA.
- [Dhingra, K., Walkington, C., & Stringer, E. (2023)](https://gomathfinder.org/presentations/dhingra-k-walkington-c-stringer-e-in-press-preparing-researchers-seeing-the-world-through-a-mathematical-lens-a-place-based-mobile-app-for-creating-math-walks-nsf-circl-center-whitepap/) - Preparing Researchers: Seeing the World through a Mathematical Lens: A Place-Based Mobile App for Creating Math Walks. NSF CIRCL Center Whitepaper.
- [Walkington, C. (February, 2023)](https://gomathfinder.org/presentations/walkington-c-february-2023-2/) - Augmented Reality for Collaborative, Embodied Geometry Learning. Invited talk given at the Future of Education for Virtual and Augmented Reality (FEVAR) colloquium, Arizona State University.
- [Sager, M.T., Sherard, M.K., Walkington, C., Petrosino, A.J., Milton, S. (2023)](https://gomathfinder.org/presentations/sager-m-t-sherard-m-k-walkington-c-petrosino-a-j-milton-s-2023-2/) - Examining Mathematical Questioning during Math Walks. Proceedings of the 17th International Conference of the Learning Sciences – ICLS 2023. Montreal, Canada: International Society of the Learning Sciences.
- [Milton, S., Sager, M.T., Walkington, C., Petrosino, A.J., Sherard, M.K., Dhingra, K. (2023)](https://gomathfinder.org/presentations/milton-s-sager-m-t-walkington-c-petrosino-a-j-sherard-m-k-dhingra-k-2023-3/) - Student’s Affective and Physiological Attitudes toward Mathematics while Participating in Math Walks. Proceedings of the 17th International Conference of the Learning Sciences – ICLS 2023. Montreal, Canada: International Society of the Learning Sciences.
- [Sager, M.T., Sherard, M.K., Walkington, C., Petrosino, A.J., Milton, S. (2023)](https://gomathfinder.org/presentations/sager-m-t-sherard-m-k-walkington-c-petrosino-a-j-milton-s-2023/) - Examining Mathematical Questioning during Math Walks. Proceedings of the 17th International Conference of the Learning Sciences – ICLS 2023. Montreal, Canada: International Society of the Learning Sciences.
- [Milton, S., Sager, M.T., Walkington, C., Petrosino, A.J., Sherard, M.K., Dhingra, K. (2023)](https://gomathfinder.org/presentations/milton-s-sager-m-t-walkington-c-petrosino-a-j-sherard-m-k-dhingra-k-2023-2/) - Student’s Affective and Physiological Attitudes toward Mathematics while Participating in Math Walks. Proceedings of the 17th International Conference of the Learning Sciences – ICLS 2023. Montreal, Canada: International Society of the Learning Sciences.
- [Sager, M.T., Sherard, M.K., Walkington, C., Petrosino, A.J., Milton, S. (2023)](https://gomathfinder.org/presentations/sager-m-t-sherard-m-k-walkington-c-milton-s-petrosino-a-j-2023/) - Sager, M.T., Sherard, M.K., Walkington, C., Petrosino, A.J., Milton, S. (2023). Examining Mathematical Questioning during Math Walks. Proceedings of the 17th International Conference of the Learning Sciences – ICLS 2023. Montreal, Canada: International Society of the Learning Sciences.
- [Milton, S., Sager, M.T., Walkington, C., Petrosino, A.J., Sherard, M.K., Dhingra, K. (2023)](https://gomathfinder.org/presentations/milton-s-sager-m-t-walkington-c-petrosino-a-j-sherard-m-k-dhingra-k-2023/) - Milton, S., Sager, M.T., Walkington, C., Petrosino, A.J., Sherard, M.K., Dhingra, K. (2023). Student’s Affective and Physiological Attitudes toward Mathematics while Participating in Math Walks. Proceedings of the 17th International Conference of the Learning Sciences – ICLS 2023. Montreal, Canada: International Society of the Learning Sciences.
- [Milton, S., Sager., M.T., Walkington, C, Petrosino, A.J., Dhingra, K. (April 2023)](https://gomathfinder.org/presentations/milton-s-sager-m-t-walkington-c-petrosino-a-j-dhingra-k-2023-april/) - Milton, S., Sager., M.T., Walkington, C, Petrosino, A.J., Dhingra, K. (2023, April). Learning when creating student centered math walks [Paper presentation]. American Educational Research Association Annual Meeting, Chicago, Illinois, United States.
- [Wang, M., & Walkington, C. (July 2020)](https://gomathfinder.org/presentations/wang-m-walkington-c-july-2020/) - Investigating elementary school students’ STEM problem posing: The walkSTEM afterschool club. Paper presented at the 14th International Congress on Mathematical Education. Shanghai, China.
- [Walkington, C., Wilhelm, A., & Wang, W. (April 2018)](https://gomathfinder.org/presentations/walkington-c-wilhelm-a-wang-w-april-2018/) - Finding mathematics in art, architecture, and landscape in urban areas: The walkSTEM movement. Paper presented at the 2018 Annual Meeting of the American Educational Research Association. New York, NY
- [Walkington, C., Wang, M., & Dhingra, K. (October 2021)](https://gomathfinder.org/presentations/walkington-c-wang-m-dhingra-k-october-2021/) - Research on math walks: Our journey. Caruth Institute of Engineering Education Research Talk Series. Southern Methodist University.
- [Walkington, C., Wang, M., & Dhingra, K. (April 2021)](https://gomathfinder.org/presentations/walkington-c-wang-m-dhingra-k-april-2021/) - Posing Math Problems About Our Community: Investigating the WalkSTEM Club. [Invited Poster Session]. Annual Meeting of the American Educational Research Association.
- [Milton, S., Copeland, M., Govan, T., Wade, R., Wilson, S., & Woods, S. (March 2022)](https://gomathfinder.org/presentations/milton-s-copeland-m-govan-t-wade-r-wilson-s-woods-s-march-2022/) - Place-based Learning: Building the Mathfinder Ecosystem across varied Informal Learning Spaces. Panel discussion at the 2022 Annual Meeting of the International Science Education Association of Texas. Austin, TX
- [Milton, S. & Sager, M. (June 2022)](https://gomathfinder.org/presentations/milton-s-sager-m-june-2022/) - Research Results Overview – Site Meeting June 2022. Presentation at Partner Site Meeting, Frontiers of Flight Museum. Dallas, TX.
- [Milton, S. (April 2022)](https://gomathfinder.org/presentations/milton-s-april-2022/) - Student-Created Math Walks in Informal Learning Spaces. Poster presented at the 2022 Research Days Moody School of Graduate and Advanced Studies, Southern Methodist University. Dallas, TX.
- [Copeland, M., Dhingra, K., & Govan, T. (January 2022)](https://gomathfinder.org/presentations/copeland-m-dhingra-k-govan-t-january-2022/) - Make a Math Walk – St. Philip’s School & Community Center. Dallas ISD STEM Virtual Expo.

## Articles

- [Sager, M.T., Sherard, M. K., Walkington, C., Milton, S., & Petrosino. A.J. (2023)](https://gomathfinder.org/articles/sager-m-t-sherard-m-k-walkington-c-milton-s-petrosino-a-j-2023/) - Sager, M.T., Sherard, M. K., Walkington, C., Milton, S., & Petrosino. A.J. (The Journal of Mathematical Behavior). Seeing mathematics together: A comparative case study of youths and facilitators collaborating to learn mathematics in informal settings.
- [Sager, M.*, Milton, S.*, & Petrosino, A. (2023)](https://gomathfinder.org/articles/sager-m-milton-s-petrosino-a-2023-perspective-two-what-early-career-researchers-gained-from-their-experience-doing-partnership-research/) - Perspective Two: What Early Career Researchers Gained From Their Experience Doing Partnership Research. In Partnerships for Change: Transforming Research on Emergent Learning Technologies. Digital Promise
- [Dhingra, K., Walkington, C. & Stringer, E. (2023)](https://gomathfinder.org/articles/dhingra-k-walkington-c-stringer-e-2023/) - Perspective One: How the PIs Designed the Project to Support Student Growth. In Partnerships for Change: Transforming Research on Emergent Learning Technologies.(pp. 65-67). Digital Promise
- [Dhingra, K. (2024)](https://gomathfinder.org/articles/dhingra-k-2024/) - Math Walks For all. Math Circular Magazine, Autumn 2024.
- [Dhingra, K., Walkington, C., Darwin, T. +, & Govan, T.](https://gomathfinder.org/articles/dhingra-k-walkington-c-darwin-t-govan-t/) - Math Walks as a Vehicle for Educators and Students to See Math around them. In Sun, L., Cheng-Yao, L (Eds.), Cases on Informal Learning for Science and Mathematics Education. IGI Global Publications.
- [Wang, M.*, & Walkington, C. (2023)](https://gomathfinder.org/articles/wang-m-walkington-c-2023/) - Investigating Problem-Posing During Math Walks in Informal Learning Spaces. Frontiers in Psychology, 14, 1106676.
- [Milton, S.*, Sager, M. T.*, & Walkington, C. (2023)](https://gomathfinder.org/articles/milton-s-sager-m-t-walkington-c-2023/) - Understanding racially and ethnically minoritized girls’ perceptions of their STEM identities, abilities, and sense of belonging in a summer camp. Education Sciences, 13(12), 1183.
- [Sager, M.T.*, Sherard, M.K.+, Milton, S.*, Walkington, C., & Petrosino, A. (2023)](https://gomathfinder.org/articles/sager-m-t-sherard-m-k-milton-s-walkington-c-petrosino-a-2023/) - Rising in the ranks!: Learning math or playing games? Frontiers in Education, 8.
- [Milton, S., Sager, M.T., Sherard, M.K., Walkington, C., & Petrosino, A.J. (accepted)](https://gomathfinder.org/articles/milton-s-sager-m-t-sherard-m-k-walkington-c-petrosino-a-j-accepted/) - Students’ Attitudes towards Mathematics during Math Walks. Journal of Urban Mathematics Education.
- [Wang, M., Walkington, C., & Dhingra, K. (2021)](https://gomathfinder.org/articles/wang-m-walkington-c-dhingra-k-2021/) - Facilitating Student-Created Math Walks, Mathematics Teacher: Learning and Teaching PK-12, 114(9), 670-676.
- [Milton, S., Sager, M.T., Walkington, C., Petrosino, A.J., Sherard, M.K. +, Dhingra, K. (2023)](https://gomathfinder.org/articles/milton-s-sager-m-t-walkington-c-petrosino-a-j-sherard-m-k-dhingra-k-2023/) - Student’s Affective and Physiological Attitudes toward Mathematics while Participating in Math Walks. Proceedings of the 17th International Conference of the Learning Sciences – ICLS 2023. Montreal, Canada: International Society of the Learning Sciences.
- [Sager, M.T., Sherard, M.K. , Walkington, C., Petrosino, A.J., Milton, S.* (2023)](https://gomathfinder.org/articles/sager-m-t-sherard-m-k-walkington-c-petrosino-a-j-milton-s-2023/) - Examining Mathematical Questioning during Math Walks. Proceedings of the 17th International Conference of the Learning Sciences – ICLS 2023. Montreal, Canada: International Society of the Learning Sciences.
- [Milton, S., Sager, M., & Walkington, C. (2024)](https://gomathfinder.org/articles/milton-s-sager-m-walkington-c-2024/) - Exploring STEM Identity and Belonging in Minoritized Girls at a Summer Camp. In Lindgren, R., Asino, T. I., Kyza, E. A., Looi, C. K., Keifert, D. T., & Suárez, E. (Eds.), Proceedings of the 18th International Conference of the Learning Sciences - ICLS 2024 (pp. 1562-1565). Buffalo, USA: International Society of the Learning Sciences.
- [Sager, M., Sherard, M., Milton, S., Walkington, C., & Petrosino, A. (2024)](https://gomathfinder.org/articles/sager-m-sherard-m-milton-s-walkington-c-petrosino-a-2024/) - Learning math through a game-based personal excursion. In Lindgren, R., Asino, T. I., Kyza, E. A., Looi, C. K., Keifert, D. T., & Suárez, E. (Eds.), Proceedings of the 18th International Conference of the Learning Sciences - ICLS 2024 (pp. 2085-2086). Buffalo, USA: International Society of the Learning Sciences.
- [Sayed, J., Milton, S., Sager, M., & Walkington, C.  (2024, November 7-10)](https://gomathfinder.org/articles/sayed-j-milton-s-sager-m-walkington-c-2024-november-7-10/) - It is art: Teacher scaffolding and student problem posing during math walks at an art museum. In Kosko, K. W., Caniglia, J., Courtney, S. A., Zolfaghari, M., & Morris, G. A., (Eds.). Proceedings of the forty-sixth annual meeting of the North American Chapter of the International Group for the Psychology of Mathematics Education (pp. 2065-2074).
- [Sager, M., Milton, S., & Walkington, C. (2025)](https://gomathfinder.org/articles/sager-m-milton-s-walkington-c-2025/) - Girls Leading the Conversation: Harnessing the Potential of Podcasting for Informal and Project-Based Learning. Discover Education, 4(18).
- [Walkington, C., Dhingra, K., Petrosino, A., Stringer, E., Milton, S., Sager, M., & Sherard, M. (in press)](https://gomathfinder.org/articles/walkington-c-dhingra-k-petrosino-a-stringer-e-milton-s-sager-m-sherard-m-in-press/) - Learner-created math walks in informal learning settings. In M. Huntley, D. Thompson, & C. Suurtamm (Eds.) International Perspectives on Mathematics Outreach. Information Age Publishing.
- [Walkington, C., Milton, S., Petrosino, A., Sager, M., & Dhingra, K. (2022)](https://gomathfinder.org/articles/walkington-c-milton-s-petrosino-a-sager-m-dhingra-k-2022/) - Student-created math walks in informal learning spaces. In Chinn, C., Tan, E., Chan, C., & Kali, Y. (Eds.) Proceedings of the 16th International Conference of the Learning Sciences – ICLS 2022 (pp. 2006-2007). Hiroshima, Japan: International Society of the Learning Sciences.

## Newsletters

- [October 2025 MathFinder Community Newsletter](https://gomathfinder.org/newsletters/october-2025-mathfinder-community-newsletter/) - MathFinder is pleased to announce a new addition to the suite of tools freely available at goMathfinder.org. The goal of MathFinder is to help students connect math to their everyday world. When students are able to make these connections, math becomes more relevant and engaging for them, increasing their interest in learning mathematics. Working with
- [August 2025 MathFinder Community Newsletter](https://gomathfinder.org/newsletters/august-2025-mathfinder-community-newsletter/) - As summer comes to a close, we're reflecting on a season filled with creativity, curiosity, and community where educators, guests, parents and students were immersed in Math Walks across the city of Dallas. Students participated in hands-on walk stops using the MathFinder app, which brought learning to life. Students participated in hands-on walk stops using
- [September 2024 MathFinder Community Newsletter](https://gomathfinder.org/newsletters/september-2024-mathfinder-community-newsletter/) - MathFinder Community Newsletter September 2024 #MathFinderMoment Welcome to September! As we get closer to the start of the school year, we've been refreshing a lot of our informational content, including a new channel trailer for our talkSTEM family of YouTube videos - check it out below, and be sure to explore the rearranged channel! Be
- [April - May 2024 MathFinder Community Newsletter](https://gomathfinder.org/newsletters/april-may-2024-mathfinder-community-newsletter/) - MathFinder Community Newsletter April - May 2024 #MathFinderMoment Happy Earth Month! As the weather begins to warm, we're taking STEM outside and exploring the world around us. Some of our community members took the time to document their #MathFinderMoments about the natural world, which we've compiled below. If you think you know the answers to
- [December 2023 MathFinder Community Newsletter](https://gomathfinder.org/newsletters/december-2023-mathfinder-community-newsletter/) - MathFinder Community Newsletter December 2023 #MathfinderMoment Here is where we share the math we found in the places we go! We want to hear from you! Take a look at our photo and our question below - and please respond to our question in the Comments section. How quickly do hippos grow? After commenting,
- [October 2023 MathFinder Community Newsletter](https://gomathfinder.org/newsletters/mathfinder-community-newsletter-4/) - October 2023 #MathFinder Moment Here is where we share the math we found in the places we go! We want to hear from you! Take a look at our photos and our question below - and please respond to our question in the Comments section. View some of our videos! STEM and Baseball | Summer
- [MathFinder Community Newsletter](https://gomathfinder.org/newsletters/mathfinder-community-newsletter-3/) - #MathFinder Moment What is mathematical about this incredible mosaic mural? Many of you may have seen this mural when visiting the Dallas Museum of Art! Add your ideas about questions relating to the mural in the comments section below! Click here to check out our video about the math we saw embedded in this artwork!
- [MathFinder Community Newsletter](https://gomathfinder.org/newsletters/mathfinder-community-newsletter-2/) - #MathFinder Moment Here is where we share the math we found in the places we go! We want to hear from you! Take a look at our photo and our question below - and please respond to our question in the Comments section. These math questions are based on the photo below contributed by talkSTEM
- [MathFinder Community Newsletter](https://gomathfinder.org/newsletters/mathfinder-community-newsletter-jan2022/) - #MathFinder Moment Here is where we share the math we found in the places we go! We want to hear from you! Take a look at the photos and questions below submitted by Dr. Max Sherard (SMU). For more context from Max, read his comments in the comment box below. SHARE YOUR COMMENTS NOW! How
- [MathFinder Community Newsletter](https://gomathfinder.org/newsletters/mathfinder-community-newsletter/) - #MathFinder Moment Here is where we share the math we found in the places we go! We want to hear from you! Take a look at our photo and our question below – and please respond to our question in the Comments section. Is there a mathematical pattern to the way penguins use their nests?
- [MathFinder Community Newsletter](https://gomathfinder.org/newsletters/newsletters-october-2022/) - We are excited to announce the launch of the MathFinder Initiative, a collaboration between talkSTEM, Southern Methodist University, and nine incredible and diverse partner sites - supported by the National Science Foundation. Our amazing partner sites see well over two million visitors a year and work directly with almost 200,000 young people a year through

## Management Teams

- [Jennifer Sayed](https://gomathfinder.org/management_team/jennifer-sayed/)
- [Steve Stringer](https://gomathfinder.org/management_team/steve-stringer/)
- [Matt Butler](https://gomathfinder.org/management_team/matt-butler/)
- [Marc Sager](https://gomathfinder.org/management_team/marc-sager/)
- [Saki Milton](https://gomathfinder.org/management_team/saki-milton/)
- [Martin Sawkins](https://gomathfinder.org/management_team/martin-sawkins/)
- [Joowon Kim](https://gomathfinder.org/management_team/joowon-kim/)
- [Brian Rust](https://gomathfinder.org/management_team/brian-rust/)
- [Dr. Cathy Ringstaff (External Evaluator)](https://gomathfinder.org/management_team/dr-cathy-ringstaff-external-evaluator/)
- [Elizabeth Stringer (Co-PI)](https://gomathfinder.org/management_team/elizabeth-stringer-co-pi/)
- [Dr. Anthony Petrosino (Co-PI)](https://gomathfinder.org/management_team/dr-anthony-petrosino-co-pi/)
- [Dr. Koshi Dhingra (Co-PI)](https://gomathfinder.org/management_team/dr-koshi-dhingra-co-pi/)
- [Dr. Candace Walkington (PI)](https://gomathfinder.org/management_team/dr-candace-walkington-pi/)

## Advisory Council

- [Dr. Max Sherard](https://gomathfinder.org/advisory_council/dr-max-sherard/)
- [Dr. Erin Ottmar](https://gomathfinder.org/advisory_council/dr-lynn-dierking/)
- [Dr. Glen Whitney](https://gomathfinder.org/advisory_council/dr-glen-whitney/)
- [Dr. Rick Duschl](https://gomathfinder.org/advisory_council/dr-rick-duschl/)
- [Dr. Angela Calabrese Barton](https://gomathfinder.org/advisory_council/dr-angela-calabrese-barton/)
- [Dr. Flavio Azevedo](https://gomathfinder.org/advisory_council/dr-flavio-azevedo/)
- [Dr. Teddy Chao](https://gomathfinder.org/advisory_council/dr-teddy-chao/)
- [Dr. Lynn Dierking](https://gomathfinder.org/advisory_council/dr-lynn-dierking-2/)

## Categories

- [Article](https://gomathfinder.org/category/article/)

## Specific Place

- [Dallas Zoo](https://gomathfinder.org/site_location/dallas-zoo/)
- [Dallas Aboretum](https://gomathfinder.org/site_location/dallas-aboretum/)
- [Girls Inc Metropolitan of Dallas](https://gomathfinder.org/site_location/girls-inc-metropolitan-of-dallas/)
- [MADI Museum](https://gomathfinder.org/site_location/madi-museum/)
- [Greenhill School](https://gomathfinder.org/site_location/greenhill-school/)
- [Starbucks’s Community Cafe](https://gomathfinder.org/site_location/starbuckss-community-cafe/)
- [St. Philip’s School](https://gomathfinder.org/site_location/st-philips-school/)
- [Ronald Kirk Bridge](https://gomathfinder.org/site_location/ronald-kirk-bridge/)
- [West End Historic District](https://gomathfinder.org/site_location/west-end-historic-district/)
- [Dallas City Hall Plaza](https://gomathfinder.org/site_location/dallas-city-hall-plaza/)
- [North Park](https://gomathfinder.org/site_location/north-park/)
- [Love Field](https://gomathfinder.org/site_location/love-field/)
- [Hockaday School](https://gomathfinder.org/site_location/hockaday-school/)
- [Fair Park](https://gomathfinder.org/site_location/fair-park/)
- [Dallas Arts District](https://gomathfinder.org/site_location/dallas-arts-district/)
- [SMU](https://gomathfinder.org/site_location/smu/)
- [Red Bird Mall](https://gomathfinder.org/site_location/red-bird-mall/)
- [Dallas Public Library](https://gomathfinder.org/site_location/dallas-public-library/)
- [UT Southwestern](https://gomathfinder.org/site_location/ut-southwestern/)
- [Frontiers of Flight Museum](https://gomathfinder.org/site_location/frontiers-of-flight-museum/)
- [Camp Whispering Cedars](https://gomathfinder.org/site_location/camp-whispering-cedars/)
- [Mount Auburn STEAM Academy](https://gomathfinder.org/site_location/mount-auburn-steam-academy/)
- [Solar Prep School For Girls](https://gomathfinder.org/site_location/solar-prep-school-for-girls/)
- [Duke University](https://gomathfinder.org/site_location/duke-university/)
- [Twelve Hills Nature Center](https://gomathfinder.org/site_location/twelve-hills-nature-center/)
- [Voice of Hope Ministries](https://gomathfinder.org/site_location/voice-of-hope-ministries/)
- [Dallas Museum of Art](https://gomathfinder.org/site_location/dallas-museum-of-art/)
- [Miscellaneous](https://gomathfinder.org/site_location/miscellaneous/)
- [Bioscience Lab at UT Southwestern](https://gomathfinder.org/site_location/bio-science-lab-at-ut-southwestern/)
- [Shorts](https://gomathfinder.org/site_location/shorts/)
- [Madison Square Park](https://gomathfinder.org/site_location/madison-square-park/)
- [Region 12 ESC Campus](https://gomathfinder.org/site_location/region-12-esc-campus/)
- [Region 10 ESC campus](https://gomathfinder.org/site_location/region-10-esc-campus/)
- [Region 13 ESC campus](https://gomathfinder.org/site_location/region-13-esc-campus/)

## Math Topic

- [Math Patterns](https://gomathfinder.org/video_places/math-patterns/)
- [Mathematical Relationships](https://gomathfinder.org/video_places/mathematical-relationships/)
- [Conversion](https://gomathfinder.org/video_places/conversion/)
- [Geometric Shapes](https://gomathfinder.org/video_places/geometric-shapes/)
- [Analyzing Data](https://gomathfinder.org/video_places/analyzing-data/)
- [Scale](https://gomathfinder.org/video_places/scale/)
- [Symmetry](https://gomathfinder.org/video_places/symmetry/)
- [Ratio](https://gomathfinder.org/video_places/ratio/)
- [Pythagorean Theorem](https://gomathfinder.org/video_places/pythagorean-theorem/)
- [Proportion](https://gomathfinder.org/video_places/proportion/)
- [Estimation](https://gomathfinder.org/video_places/estimation/)
- [Number Arrays](https://gomathfinder.org/video_places/number-arrays/)
- [Area](https://gomathfinder.org/video_places/area/)
- [Surface Area](https://gomathfinder.org/video_places/surface-area/)
- [Circles](https://gomathfinder.org/video_places/circles/)
- [Perimeter](https://gomathfinder.org/video_places/perimeter/)
- [Slope](https://gomathfinder.org/video_places/slope/)
- [Volume](https://gomathfinder.org/video_places/volume/)
- [Speed](https://gomathfinder.org/video_places/speed/)
- [Angles](https://gomathfinder.org/video_places/angles/)
- [Non-Geometric Shapes](https://gomathfinder.org/video_places/non-geometric-shapes/)
- [Measurement](https://gomathfinder.org/video_places/measurement/)
- [Combinations](https://gomathfinder.org/video_places/combinations/)
- [Fractions](https://gomathfinder.org/video_places/fractions/)
- [Similar Triangles](https://gomathfinder.org/video_places/similar-triangles/)
- [Operations](https://gomathfinder.org/video_places/operations/)
- [Algebra](https://gomathfinder.org/video_places/algebra/)
- [Multiplication Strategies](https://gomathfinder.org/video_places/multiplication-strategies/)
- [Spheres](https://gomathfinder.org/video_places/spheres/)
- [3-D Shapes](https://gomathfinder.org/video_places/3-d-shapes/)
- [Area of Irregular Shapes](https://gomathfinder.org/video_places/area-of-irregular-shapes/)
- [Collecting Data](https://gomathfinder.org/video_places/collecting-data/)
- [Tables](https://gomathfinder.org/video_places/tables/)
- [Polygons](https://gomathfinder.org/video_places/polygons/)
- [Tesselations](https://gomathfinder.org/video_places/tesselations/)
- [Area of Circle](https://gomathfinder.org/video_places/area-of-circle/)
- [Mathematics Processing](https://gomathfinder.org/video_places/mathematics-processing/)
- [Line Circle Geometry](https://gomathfinder.org/video_places/line-circle-geometry/)
- [Diameter](https://gomathfinder.org/video_places/diameter/)
- [Circumference](https://gomathfinder.org/video_places/circumference/)

## Type of Place

- [Campground](https://gomathfinder.org/video_context/campground/)
- [Water Body](https://gomathfinder.org/video_context/water-body/)
- [Urban Neighborhood](https://gomathfinder.org/video_context/urban-neighborhood/)
- [Park/Arboretum](https://gomathfinder.org/video_context/park-arboretum/)
- [Sports Arena](https://gomathfinder.org/video_context/sports-arena/)
- [Performing Arts Space](https://gomathfinder.org/video_context/performing-arts-space/)
- [Playground](https://gomathfinder.org/video_context/playground/)
- [Museum](https://gomathfinder.org/video_context/museum/)
- [Shopping Mall](https://gomathfinder.org/video_context/shopping-mall/)
- [Zoo](https://gomathfinder.org/video_context/zoo/)
- [Artwork](https://gomathfinder.org/video_context/artwork/)
- [Airport](https://gomathfinder.org/video_context/airport/)
- [Library](https://gomathfinder.org/video_context/library/)
- [School Campus](https://gomathfinder.org/video_context/school-campus/)
- [University Campus](https://gomathfinder.org/video_context/university-campus/)
- [Hospital](https://gomathfinder.org/video_context/hospital/)
- [Cafe/Restaurant](https://gomathfinder.org/video_context/cafe-restaurant/)
- [Laboratory](https://gomathfinder.org/video_context/laboratory/)

## Broad Theme

- [Nature](https://gomathfinder.org/video_subjects/nature/)
- [Animals](https://gomathfinder.org/video_subjects/animals/)
- [Food/Cooking](https://gomathfinder.org/video_subjects/food-cooking/)
- [Flight](https://gomathfinder.org/video_subjects/flight/)
- [Space](https://gomathfinder.org/video_subjects/space/)
- [Earth’s Motion](https://gomathfinder.org/video_subjects/earths-motion/)
- [Music](https://gomathfinder.org/video_subjects/music/)
- [Dance](https://gomathfinder.org/video_subjects/dance/)
- [Architecture](https://gomathfinder.org/video_subjects/architecture/)
- [Design](https://gomathfinder.org/video_subjects/design/)
- [Engineering](https://gomathfinder.org/video_subjects/engineering/)
- [Science](https://gomathfinder.org/video_subjects/science/)
- [Physics](https://gomathfinder.org/video_subjects/physics/)
- [Sound](https://gomathfinder.org/video_subjects/sound/)
- [Navigation](https://gomathfinder.org/video_subjects/navigation/)
- [Lift](https://gomathfinder.org/video_subjects/lift/)
- [Forces](https://gomathfinder.org/video_subjects/forces/)
- [Air Resistance](https://gomathfinder.org/video_subjects/air-resistance/)
- [Sustainability/Conservation](https://gomathfinder.org/video_subjects/sustainability-conservation/)
- [Asking Questions](https://gomathfinder.org/video_subjects/asking-questions/)
- [Girl Scouts](https://gomathfinder.org/video_subjects/girl-scouts/)
- [Mathematics](https://gomathfinder.org/video_subjects/mathematics/)
- [Community Created Walk Stop](https://gomathfinder.org/video_subjects/community-created/)
- [Educator Resources](https://gomathfinder.org/video_subjects/educator-resources/)
- [Girls/Women as Role Models](https://gomathfinder.org/video_subjects/girls-women-as-role-models/)
- [Panel Discussion](https://gomathfinder.org/video_subjects/panel-discussion/)
- [STEM Careers](https://gomathfinder.org/video_subjects/stem-careers/)
- [Sports](https://gomathfinder.org/video_subjects/sports/)
- [Color](https://gomathfinder.org/video_subjects/color/)
- [How to Create Walk Stop](https://gomathfinder.org/video_subjects/how-to-create-walk-stop/)

## Age Group

- [Elementary School Ages](https://gomathfinder.org/audience/elementary-school-ages/)
- [Middle School Ages](https://gomathfinder.org/audience/middle-school-ages/)
- [High School Ages](https://gomathfinder.org/audience/high-school-ages/)

## Math TEK

- [1st Grade](https://gomathfinder.org/math_tek/1st-grade/)
- [1.2B](https://gomathfinder.org/math_tek/1-2b/)
- [1.2C](https://gomathfinder.org/math_tek/1-2c/)
- [1.6A](https://gomathfinder.org/math_tek/1-6a/)
- [1.6B](https://gomathfinder.org/math_tek/1-6b/)
- [1.6C](https://gomathfinder.org/math_tek/1-6c/)
- [1.6D](https://gomathfinder.org/math_tek/1-6d/)
- [1.6E](https://gomathfinder.org/math_tek/1-6e/)
- [1.6F](https://gomathfinder.org/math_tek/1-6f/)
- [1.7A](https://gomathfinder.org/math_tek/1-7a/)
- [1.7B](https://gomathfinder.org/math_tek/1-7b/)
- [1.7D](https://gomathfinder.org/math_tek/1-7d/)
- [1A](https://gomathfinder.org/math_tek/1a/)
- [1B](https://gomathfinder.org/math_tek/1b/)
- [1C](https://gomathfinder.org/math_tek/1c/)
- [1D](https://gomathfinder.org/math_tek/1d/)
- [1F](https://gomathfinder.org/math_tek/1f/)
- [2nd Grade](https://gomathfinder.org/math_tek/2nd-grade/)
- [2.1C](https://gomathfinder.org/math_tek/2-1c/)
- [2.2A](https://gomathfinder.org/math_tek/2-2a/)
- [2.2C](https://gomathfinder.org/math_tek/2-2c/)
- [2.6A](https://gomathfinder.org/math_tek/2-6a/)
- [2.8A](https://gomathfinder.org/math_tek/2-8a/)
- [2.8B](https://gomathfinder.org/math_tek/2-8b/)
- [2.8C](https://gomathfinder.org/math_tek/2-8c/)
- [2.8D](https://gomathfinder.org/math_tek/2-8d/)
- [2.8E](https://gomathfinder.org/math_tek/2-8e/)
- [2.9A](https://gomathfinder.org/math_tek/2-9a/)
- [2.9D](https://gomathfinder.org/math_tek/2-9d/)
- [2.9E](https://gomathfinder.org/math_tek/2-9e/)
- [2.9F](https://gomathfinder.org/math_tek/2-9f/)
- [3rd Grade](https://gomathfinder.org/math_tek/3rd-grade/)
- [3.9C](https://gomathfinder.org/math_tek/3-9c/)
- [3.1A](https://gomathfinder.org/math_tek/3-1a/)
- [3.1B](https://gomathfinder.org/math_tek/3-1b/)
- [3.1C](https://gomathfinder.org/math_tek/3-1c/)
- [3.1D](https://gomathfinder.org/math_tek/3-1d/)
- [3.1E](https://gomathfinder.org/math_tek/3-1e/)
- [3.1F](https://gomathfinder.org/math_tek/3-1f/)
- [3.1G](https://gomathfinder.org/math_tek/3-1g/)
- [3.2A](https://gomathfinder.org/math_tek/3-2a/)
- [3.2B](https://gomathfinder.org/math_tek/3-2b/)
- [3.2D](https://gomathfinder.org/math_tek/3-2d/)
- [3.3A](https://gomathfinder.org/math_tek/3-3a/)
- [3.3H](https://gomathfinder.org/math_tek/3-3h/)
- [3.4B](https://gomathfinder.org/math_tek/3-4b/)
- [3.4G](https://gomathfinder.org/math_tek/3-4g/)
- [3.4K](https://gomathfinder.org/math_tek/3-4k/)
- [3.5B](https://gomathfinder.org/math_tek/3-5b/)
- [3.5C](https://gomathfinder.org/math_tek/3-5c/)
- [3.5E](https://gomathfinder.org/math_tek/3-5e/)
- [3.6A](https://gomathfinder.org/math_tek/3-6a/)
- [3.6B](https://gomathfinder.org/math_tek/3-6b/)
- [3.6C](https://gomathfinder.org/math_tek/3-6c/)
- [3.6D](https://gomathfinder.org/math_tek/3-6d/)
- [3.7B](https://gomathfinder.org/math_tek/3-7b/)
- [3.7D](https://gomathfinder.org/math_tek/3-7d/)
- [3.7E](https://gomathfinder.org/math_tek/3-7e/)
- [4th Grade](https://gomathfinder.org/math_tek/4th-grade/)
- [4.1A](https://gomathfinder.org/math_tek/4-1a/)
- [4.1B](https://gomathfinder.org/math_tek/4-1b/)
- [4.1C](https://gomathfinder.org/math_tek/4-1c/)
- [4.1D](https://gomathfinder.org/math_tek/4-1d/)
- [4.1E](https://gomathfinder.org/math_tek/4-1e/)
- [4.1F](https://gomathfinder.org/math_tek/4-1f/)
- [4.1G](https://gomathfinder.org/math_tek/4-1g/)
- [4.2A](https://gomathfinder.org/math_tek/4-2a/)
- [4.3C](https://gomathfinder.org/math_tek/4-3c/)
- [4.4C](https://gomathfinder.org/math_tek/4-4c/)
- [4.4D](https://gomathfinder.org/math_tek/4-4d/)
- [4.4E](https://gomathfinder.org/math_tek/4-4e/)
- [4.4H](https://gomathfinder.org/math_tek/4-4h/)
- [4.5A](https://gomathfinder.org/math_tek/4-5a/)
- [4.5B](https://gomathfinder.org/math_tek/4-5b/)
- [4.5C](https://gomathfinder.org/math_tek/4-5c/)
- [4.5D](https://gomathfinder.org/math_tek/4-5d/)
- [4.6A](https://gomathfinder.org/math_tek/4-6a/)
- [4.6B](https://gomathfinder.org/math_tek/4-6b/)
- [4.6C](https://gomathfinder.org/math_tek/4-6c/)
- [4.6D](https://gomathfinder.org/math_tek/4-6d/)
- [4.7A](https://gomathfinder.org/math_tek/4-7a/)
- [4.7B](https://gomathfinder.org/math_tek/4-7b/)
- [4.7C](https://gomathfinder.org/math_tek/4-7c/)
- [4.7D](https://gomathfinder.org/math_tek/4-7d/)
- [4.7E](https://gomathfinder.org/math_tek/4-7e/)
- [4.8A](https://gomathfinder.org/math_tek/4-8a/)
- [4.8B](https://gomathfinder.org/math_tek/4-8b/)
- [4.8C](https://gomathfinder.org/math_tek/4-8c/)
- [5th Grade](https://gomathfinder.org/math_tek/5th-grade/)
- [5.1A](https://gomathfinder.org/math_tek/5-1a/)
- [5.1B](https://gomathfinder.org/math_tek/5-1b/)
- [5.1C](https://gomathfinder.org/math_tek/5-1c/)
- [5.1D](https://gomathfinder.org/math_tek/5-1d/)
- [5.1E](https://gomathfinder.org/math_tek/5-1e/)
- [5.1F](https://gomathfinder.org/math_tek/5-1f/)
- [5.1G](https://gomathfinder.org/math_tek/5-1g/)
- [5.3A](https://gomathfinder.org/math_tek/5-3a/)
- [5.3F](https://gomathfinder.org/math_tek/5-3f/)
- [5.4C](https://gomathfinder.org/math_tek/5-4c/)
- [5.4D](https://gomathfinder.org/math_tek/5-4d/)
- [5.4E](https://gomathfinder.org/math_tek/5-4e/)
- [5.4F](https://gomathfinder.org/math_tek/5-4f/)
- [5.4H](https://gomathfinder.org/math_tek/5-4h/)
- [5.5](https://gomathfinder.org/math_tek/5-5/)
- [5.6B](https://gomathfinder.org/math_tek/5-6b/)
- [5.7](https://gomathfinder.org/math_tek/5-7/)
- [6th Grade](https://gomathfinder.org/math_tek/6th-grade/)
- [6.10A](https://gomathfinder.org/math_tek/6-10a/)
- [6.1A](https://gomathfinder.org/math_tek/6-1a/)
- [6.1D](https://gomathfinder.org/math_tek/6-1d/)
- [6.2A](https://gomathfinder.org/math_tek/6-2a/)
- [6.3D](https://gomathfinder.org/math_tek/6-3d/)
- [6.3E](https://gomathfinder.org/math_tek/6-3e/)
- [6.4A](https://gomathfinder.org/math_tek/6-4a/)
- [6.4B](https://gomathfinder.org/math_tek/6-4b/)
- [6.4C](https://gomathfinder.org/math_tek/6-4c/)
- [6.4D](https://gomathfinder.org/math_tek/6-4d/)
- [6.4E](https://gomathfinder.org/math_tek/6-4e/)
- [6.4H](https://gomathfinder.org/math_tek/6-4h/)
- [6.4G](https://gomathfinder.org/math_tek/6-4g/)
- [6.5A](https://gomathfinder.org/math_tek/6-5a/)
- [6.6A](https://gomathfinder.org/math_tek/6-6a/)
- [6.6B](https://gomathfinder.org/math_tek/6-6b/)
- [6.6C](https://gomathfinder.org/math_tek/6-6c/)
- [6.7A](https://gomathfinder.org/math_tek/6-7a/)
- [6.7C](https://gomathfinder.org/math_tek/6-7c/)
- [6.8A](https://gomathfinder.org/math_tek/6-8a/)
- [6.8B](https://gomathfinder.org/math_tek/6-8b/)
- [6.8C](https://gomathfinder.org/math_tek/6-8c/)
- [6.8D](https://gomathfinder.org/math_tek/6-8d/)
- [7th Grade](https://gomathfinder.org/math_tek/7th-grade/)
- [7.11C](https://gomathfinder.org/math_tek/7-11c/)
- [7.12A](https://gomathfinder.org/math_tek/7-12a/)
- [7.1A](https://gomathfinder.org/math_tek/7-1a/)
- [7.1B](https://gomathfinder.org/math_tek/7-1b/)
- [7.1D](https://gomathfinder.org/math_tek/7-1d/)
- [7.1G](https://gomathfinder.org/math_tek/7-1g/)
- [7.2](https://gomathfinder.org/math_tek/7-2/)
- [7.3A](https://gomathfinder.org/math_tek/7-3a/)
- [7.3B](https://gomathfinder.org/math_tek/7-3b/)
- [7.4A](https://gomathfinder.org/math_tek/7-4a/)
- [7.4C](https://gomathfinder.org/math_tek/7-4c/)
- [7.4D](https://gomathfinder.org/math_tek/7-4d/)
- [7.4E](https://gomathfinder.org/math_tek/7-4e/)
- [7.5A](https://gomathfinder.org/math_tek/7-5a/)
- [7.5B](https://gomathfinder.org/math_tek/7-5b/)
- [7.5C](https://gomathfinder.org/math_tek/7-5c/)
- [7.7](https://gomathfinder.org/math_tek/7-7/)
- [7.7B](https://gomathfinder.org/math_tek/7-7b/)
- [7.8C](https://gomathfinder.org/math_tek/7-8c/)
- [7.9A](https://gomathfinder.org/math_tek/7-9a/)
- [7.9B](https://gomathfinder.org/math_tek/7-9b/)
- [7.9C](https://gomathfinder.org/math_tek/7-9c/)
- [7.9D](https://gomathfinder.org/math_tek/7-9d/)
- [8th Grade](https://gomathfinder.org/math_tek/8th-grade/)
- [8.10A](https://gomathfinder.org/math_tek/8-10a/)
- [8.1A](https://gomathfinder.org/math_tek/8-1a/)
- [8.1G](https://gomathfinder.org/math_tek/8-1g/)
- [8.3A](https://gomathfinder.org/math_tek/8-3a/)
- [8.3C](https://gomathfinder.org/math_tek/8-3c/)
- [8.4B](https://gomathfinder.org/math_tek/8-4b/)
- [8.4C](https://gomathfinder.org/math_tek/8-4c/)
- [8.5A](https://gomathfinder.org/math_tek/8-5a/)
- [8.5E](https://gomathfinder.org/math_tek/8-5e/)
- [8.5H](https://gomathfinder.org/math_tek/8-5h/)
- [8.6A](https://gomathfinder.org/math_tek/8-6a/)
- [8.6B](https://gomathfinder.org/math_tek/8-6b/)
- [8.6C](https://gomathfinder.org/math_tek/8-6c/)
- [8.7A](https://gomathfinder.org/math_tek/8-7a/)
- [8.7B](https://gomathfinder.org/math_tek/8-7b/)
- [8.8D](https://gomathfinder.org/math_tek/8-8d/)
- [Algebra](https://gomathfinder.org/math_tek/algebra/)
- [A.1A](https://gomathfinder.org/math_tek/a-1a/)
- [A.1B](https://gomathfinder.org/math_tek/a-1b/)
- [A.1C](https://gomathfinder.org/math_tek/a-1c/)
- [A.1D](https://gomathfinder.org/math_tek/a-1d/)
- [A.1E](https://gomathfinder.org/math_tek/a-1e/)
- [A.1F](https://gomathfinder.org/math_tek/a-1f/)
- [A.1G](https://gomathfinder.org/math_tek/a-1g/)
- [A.2A](https://gomathfinder.org/math_tek/a-2a/)
- [A.2D](https://gomathfinder.org/math_tek/a-2d/)
- [A.3B](https://gomathfinder.org/math_tek/a-3b/)
- [AQR](https://gomathfinder.org/math_tek/aqr/)
- [Geometry](https://gomathfinder.org/math_tek/geometry/)
- [G.11A](https://gomathfinder.org/math_tek/g-11a/)
- [G.11B](https://gomathfinder.org/math_tek/g-11b/)
- [G.11C](https://gomathfinder.org/math_tek/g-11c/)
- [G.11D](https://gomathfinder.org/math_tek/g-11d/)
- [G.12C](https://gomathfinder.org/math_tek/g-12c/)
- [G.7A](https://gomathfinder.org/math_tek/g-7a/)
- [Kindergarten](https://gomathfinder.org/math_tek/kindergarten/)
- [K.2C](https://gomathfinder.org/math_tek/k-2c/)
- [K.2G](https://gomathfinder.org/math_tek/k-2g/)
- [K.4B](https://gomathfinder.org/math_tek/k-4b/)
- [K.6A](https://gomathfinder.org/math_tek/k-6a/)
- [K.6B](https://gomathfinder.org/math_tek/k-6b/)
- [K.6C](https://gomathfinder.org/math_tek/k-6c/)
- [K.6D](https://gomathfinder.org/math_tek/k-6d/)
- [K.6F](https://gomathfinder.org/math_tek/k-6f/)
- [K.7A](https://gomathfinder.org/math_tek/k-7a/)
- [5.4G](https://gomathfinder.org/math_tek/5-4g/)
- [7.4B](https://gomathfinder.org/math_tek/7-4b/)
- [8.4A](https://gomathfinder.org/math_tek/8-4a/)
- [G.2B](https://gomathfinder.org/math_tek/g-2b/)
- [5.7A](https://gomathfinder.org/math_tek/5-7a/)
- [G.10B](https://gomathfinder.org/math_tek/g-10b/)
- [7.8A](https://gomathfinder.org/math_tek/7-8a/)
- [7.8B](https://gomathfinder.org/math_tek/7-8b/)
- [7.8D](https://gomathfinder.org/math_tek/7-8d/)
- [1E](https://gomathfinder.org/math_tek/1e-1st-grade/)
- [1G](https://gomathfinder.org/math_tek/1g-1st-grade/)
- [G.12A](https://gomathfinder.org/math_tek/g-12a/)
- [3.3E](https://gomathfinder.org/math_tek/3-3e/)
- [5.3I](https://gomathfinder.org/math_tek/5-3i/)
- [4.3A](https://gomathfinder.org/math_tek/4-3a/)
- [5.6](https://gomathfinder.org/math_tek/5-6/)
- [7.8](https://gomathfinder.org/math_tek/7-8/)
- [7.5](https://gomathfinder.org/math_tek/7-5/)
- [4.3B](https://gomathfinder.org/math_tek/4-3b/)
- [3.9](https://gomathfinder.org/math_tek/3-9/)
- [4.F](https://gomathfinder.org/math_tek/4-f/)
- [6.5B](https://gomathfinder.org/math_tek/6-5b/)
- [3.4J](https://gomathfinder.org/math_tek/3-4j/)
- [G.2A](https://gomathfinder.org/math_tek/g-2a/)
- [G.6D](https://gomathfinder.org/math_tek/g-6d/)
- [3.5](https://gomathfinder.org/math_tek/3-5/)
- [4.5](https://gomathfinder.org/math_tek/4-5/)
- [5.4](https://gomathfinder.org/math_tek/5-4/)
- [G.7B](https://gomathfinder.org/math_tek/g-7b/)
- [G.8A](https://gomathfinder.org/math_tek/g-8a/)
- [G.10A](https://gomathfinder.org/math_tek/g-10a/)
- [G.8B](https://gomathfinder.org/math_tek/g-8b/)
- [K.3A](https://gomathfinder.org/math_tek/k-3a/)
- [1.5E](https://gomathfinder.org/math_tek/1-5e/)
- [G.5A](https://gomathfinder.org/math_tek/g-5a/)
- [G.5B](https://gomathfinder.org/math_tek/g-5b/)
- [G.5C](https://gomathfinder.org/math_tek/g-5c/)
- [Mathematical Modeling](https://gomathfinder.org/math_tek/mathematical-modeling/)
- [MM.6B](https://gomathfinder.org/math_tek/mm-6b/)
- [MM.7D](https://gomathfinder.org/math_tek/mm-7d/)
- [MM.5A](https://gomathfinder.org/math_tek/mm-5a/)
- [MM.6A](https://gomathfinder.org/math_tek/mm-6a/)
- [A.4C](https://gomathfinder.org/math_tek/a-4c/)
- [A.9C](https://gomathfinder.org/math_tek/a-9c/)
- [G.3D](https://gomathfinder.org/math_tek/g-3d/)
- [G.6A](https://gomathfinder.org/math_tek/g-6a/)
- [MM.7B](https://gomathfinder.org/math_tek/mm-7b/)
- [AQR3.C](https://gomathfinder.org/math_tek/aqr3-c/)
- [2.3A](https://gomathfinder.org/math_tek/2-3a/)
- [5.3B](https://gomathfinder.org/math_tek/5-3b/)
- [5.3E](https://gomathfinder.org/math_tek/5-3e/)
- [6.5D](https://gomathfinder.org/math_tek/6-5d/)
- [3.7C](https://gomathfinder.org/math_tek/3-7c/)
- [3.3D](https://gomathfinder.org/math_tek/3-3d/)
- [4.3F](https://gomathfinder.org/math_tek/4-3f/)
- [4.9A](https://gomathfinder.org/math_tek/4-9a/)
- [4.9B](https://gomathfinder.org/math_tek/4-9b/)
- [5.9A](https://gomathfinder.org/math_tek/5-9a/)
- [5.9B](https://gomathfinder.org/math_tek/5-9b/)
- [2.4A](https://gomathfinder.org/math_tek/2-4a/)
- [4.2D](https://gomathfinder.org/math_tek/4-2d/)
- [4.4B](https://gomathfinder.org/math_tek/4-4b/)
- [3.3F](https://gomathfinder.org/math_tek/3-3f/)
- [3.4D](https://gomathfinder.org/math_tek/3-4d/)
- [4.4A](https://gomathfinder.org/math_tek/4-4a/)
- [4.4G](https://gomathfinder.org/math_tek/4-4g/)
- [G.9D](https://gomathfinder.org/math_tek/g-9d/)
- [G.8D](https://gomathfinder.org/math_tek/g-8d/)
- [G.3B](https://gomathfinder.org/math_tek/g-3b/)
- [5.5A](https://gomathfinder.org/math_tek/5-5a/)
- [5.5H](https://gomathfinder.org/math_tek/5-5h/)
- [5.9C](https://gomathfinder.org/math_tek/5-9c/)
- [6.13A](https://gomathfinder.org/math_tek/6-13a/)
- [6.13B](https://gomathfinder.org/math_tek/6-13b/)
- [6.12B](https://gomathfinder.org/math_tek/6-12b/)
- [6.12C](https://gomathfinder.org/math_tek/6-12c/)
- [6.12D](https://gomathfinder.org/math_tek/6-12d/)
- [7.12B](https://gomathfinder.org/math_tek/7-12b/)
- [8.11B](https://gomathfinder.org/math_tek/8-11b/)
- [8.11C](https://gomathfinder.org/math_tek/8-11c/)
- [7.7A](https://gomathfinder.org/math_tek/7-7a/)
- [4.4F](https://gomathfinder.org/math_tek/4-4f/)
- [G.3A](https://gomathfinder.org/math_tek/g-3a/)
- [G.3C](https://gomathfinder.org/math_tek/g-3c/)
- [K.3B](https://gomathfinder.org/math_tek/k-3b/)
- [5A](https://gomathfinder.org/math_tek/5a/)
- [2H](https://gomathfinder.org/math_tek/2h/)
- [6A](https://gomathfinder.org/math_tek/6a/)
- [7.B](https://gomathfinder.org/math_tek/7-b/)
- [2.P](https://gomathfinder.org/math_tek/2-p/)
- [5B](https://gomathfinder.org/math_tek/5b/)
- [A.3C](https://gomathfinder.org/math_tek/a-3c/)