"The image is clear. Or is it? Optical illusions are tricks that our eyes and brain play on us to make us see things differently-like an image that shows two different things, depending on how you look at it. Explore ambiguous images and learn the sciencebehind what makes them work. Then, take a turn making your own optical illusion. Get ready to be eye-mazed!"--
Ages 7-11 Bearport Publishing Company.|||Grades 2-3 Bearport Publishing Company.|||juvenile
by Spencer Brinker.
Includes bibliographical references (page 24) and index.