"Doodling in Math Class: Spirals, Fibonacci, and Being a Plant" https://www.youtube.com/watch?v=ahXIMUkSXX0 … https://www.youtube.com/watch?v=lOIP_Z_-0Hs … https://www.youtube.com/watch?v=14-NdQwKz9w …
2:23 PM - 21 Jun 2014
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