Provides instructions for magic tricks suitable for a large audience, and examines the ways the mind can play tricks through optical illusions.

These illusions will play tricks on your eyes! ! Look closely to find two foods on each page. Use the clues to help figure out which food is hiding in the negative space in this clever search-and-find book.

"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 science behind what makes them work. Then, take a turn making your own optical illusion. Get ready to be eye-mazed!"--

"This book of weird and wild optical illusions is jam-packed with: mad moving shapes; wacky 3D trickery; cool color puzzlers; freaky invisible faces; and lots of other impossible images that will blow your mind! But the fun doesn't end there, you'll also get a look at the biology behind your eyes and brain to learn how optical illusions happen and why you can't always believe what you see"--P.[4] of the cover.

These illusions will play tricks on your eyes! ! Find two animals on each page in a clever, stylish exploration of negative and positive space for the very young. "Singing, tweeting, small and round. / Lion likes this whistler's sound." Look closely. What do you see? Could that be a bird nestled in the curl of Lion's tail? And who is swimming by Whale? Or basking in the sun near Swan? Colorful spreads invite children in with a rhyme that contains...