Ocean State Libraries

"A collection of optical illusions, with hands-on experiments and explanations."--

"Fool your brain with mind-boggling illusions, then create your own to amaze your friends! Hands-on experiments, easy-to-understand explanations and top tips or drawing optic art all combine to create an awe-inspiring collection of astounding optical illusions. From flowing liquid on a page, to disappearing shapes and peculiar colors, learn the science behind each illusion and why you see what you see."--