May 24, 2011 by Rogan Tinsley Leave a comment 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.” Share this:TwitterFacebookEmailLike this:Like Loading... Related Author: Rogan Tinsley Biology, science and maths teacher with a PhD in Neuroscience and passion for education.