We had a few slides to introduce MathHappens to the group and then dove right in to a hot topic, redistricting or Gerrymandering. We just had the proposed new Texas map released, but none of the negotiated changes that came the next day on the 14th, so there were real examples of all 4 types of Gerrymandering which are cracking,

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## Take and Make: Platonic Solids Coasters!

Plain Platonic Solids are pretty cool – fun shapes, interesting properties from side type: triangle square and pentagons; number of edges; number of faces and more. But they are also plain. Fall intern and UTeach Maker, Maddie Wallace took on the challenge to make some accessories that would create a way we can sort them, and match the objects to

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## Make: Education Forum Presentation Sept 25

Thanks to the the Make: Education Forum for a great conference! From the Q&A: The slides I presented are available here. One book I really recommend, Ernest Irving Freese’s Geometric Transformations by Greg Frederickson. The book has had written plates by an architect that can be recreated in Corel or other graphics software. Some of the designs are great for

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## Take and Make: Homeschool Day at the Austin Zoo 2021

Happy Homeschool Day at the Austin Zoo! It’s going to be 80 degrees and sunny, a great day for learning outdoors. We will be there featuring our geometry kits. But we are bringing other great projects too with examples with instructions. The event is preregister only, but you can make these great math projects anytime. Template Folder Here. Beside to

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## Take and Make: Napier’s Bones Calculator

Napier’s Bones are a manually operated calculator created by John Napier in 1612. This calculator is based on Lattice Multiplication and helps math learners with multiplying large numbers by a single digit number. Math learners! Start identifying multiplication patterns by making your own set of Napier’s Bones! Materials: Napier’s Bones Template: https://tinyurl.com/rh5xdajt Writing utensil (pencil or pen) Popsicle sticks (optional)

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## MathHappens at Austin Nature and Science Center Museum Day 2021

This year at Austin Nature and Science Centers Museum Day, MathHappens hosted activities relating to Voronoi diagrams and Fibonacci numbers. Thank you to Austin Nature and Science Center staff for helping us prepare for this event and for everyone that came out to Museum Day! Steph Lee and Rashell Soria led the activities at our Voronoi Diagram table. Visitors got to

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## MathHappens at Neill-Cochran House Museum Day 2021

At Austin Museum Day 2021, MathHappens hosted a suite of activities at the Pythagorean theorem tables led by Naila Najiyeva, Laila Cook, Quan Nguyen, and Rashell Soria. Visitors were able to see the Pythagorean Theorem Proof and the Sum of Odd Numbers proof. At the tables, they also saw the Penrose stairs and a modern day application of it.

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## Take and Make: Conic Sections Model

Turns out you can use CorelDraw to reverse engineer the parts to a conic section model. The files are here, please help yourself. I cut ours out of 1/8″ wood so the slots are that size – you may need to adjust. If you want a model we may be able to send you one for free. Please fill out

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## FAB16 Conference: Making and Math

Interns Saurav Gandhi and Anh Nguyen co-presented the “Making and Math” session at the FAB16 Conference. They presented several of the math models we have constructed over the years including Koch Fractals, Mini Unit Circles, and Curve Stitching. Participants were shown how they can get creative with topics in Math by participating in making a Fractal Collage (see image gallery

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## Making Math Makes Sense

We’ve said it before and we said it again at the Connected Learning Summit in July. this was a great month of programs. You can see some of the keynote speakers as well as find our Ignite talk among some other excellent 5 minute presentations (2nd session, 2nd talk) in their post here. Highlights From the 2021 Connected Learning Summit

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