Math is a crucial key to unlocking academic success, job opportunities, and even artistic endeavors. But many people hit a roadblock once math progresses to the theoretical world of angles and waves. Make: Trigonometry takes math from the chalkboard and puts it in the learner's hands through free downloadable 3D-printable models, Lego bricks, and everyday physical objects to develop intuition about concepts in trigonometry and basic analytic geometry...