The Plastic Brain

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Have a fiddle with your unit circle.

Via proofmathisbeautiful:

Touch Trigonometry!! This sooo awesome!! Major thanks to alexxxanimal for submitting it!

“Touch Trigonometry aims to help math learners of all ages get an intuitive understanding of trigonometry.”

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Author: Rogan Tinsley

Biology, science and maths teacher with a PhD in Neuroscience and passion for education.

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