Color these 30 original designs to make the interlocking rings, cubes, and other shapes stand out. Some visual illusions will even seem to move back and forth.

Mind-boggling illusions that move, spiral, and drift as you color. Features more than 120 gorgeous pull-out illustrations ready to be brought to life. Perfect to pull-out and frame, too!

This advanced coloring book features over one hundred outstanding, op-art orbs for coloring! Just the right balance of bold elegance and challenging detail. Something for everyone. Hours of relaxing coloring activity. Expressive bold and varied outlines. There are lots of images here. Lays less flat than a very thin book. Pages printed one side.

Over 100 ingeniously constructed designs form dazzling optical illusions and geometric shapes, offering ample opportunities for imaginative and inventive coloring. This compilation consists of 4 volumes that are popular with colorists of all ages: Geometrical Design Coloring Book, Visual Illusions Coloring Book, Optical Illusions Coloring Book, and Dazzling Designs Coloring Book.

Marva is an absent-minded inventor whose day is a series of mixed-up colors and illusions. She puts her blue jeans in the washing machine with her yellow scarf and her red shirt (the shirt turns purple and the scarf comes out green). The story is propelled by a host of clever optical tricks worked seamlessly into bold cut-paper illustrations.

Opticalista...optical illusions to color... level up your coloringskills... dive into the drawing or color the way the drawing pops from your paper... of course you can go the way you like...but see the challenge in these Opticalistas... Adult Coloring book exploring OpArt drawings, highly detailed drawings with lots of depth and possibilities. 50 single side printed drawings.