Designed for artists of all skill levels, The Complete Book of Drawing Optical Illusions, 3D Illustrations, and Spiral Art will help you create mind-bending art with simple step-by-step instructions. Optical illusions, 3D trick illustrations, and spiral art may look difficult to create, but with just a little bit of guidance, they can be easily achieved. Artists Jonathan Stephen Harris and Stefan Pabst guide you step by step...