“Seeing color is one of the simplest things the brain does. And yet, even at this most fundamental level, context is everything.” —Beau Lotto, Director of Lotto Lab

Color games, sight and human perception — a great color-theory video for students who are just learning to draw or paint.

Interested in digging deeper into optics and the act of seeing? Art historian W. J. T. Mitchell has a parallel exercise called showing seeing, teaching you to rethink the meaning of images.