Fool your brain with mind-boggling illusions, then get hands-on and make your own to wow your friends! Learn all about the science behind these wacky phenomena, from moving liquid on a page, to shapes that disappear in front of your eyes with this clever guide. The brain is an amazing thing, but it doesn't always get things right when it comes to sight. This book is here to explain why, with astounding images, baffling puzzles, and simple reveals which show the reader how each trick works. Covering a range of optical topics, from shapes and movement, to light and reflection, this cool manual contains templates at the back which reveal answers and help you to create your own astounding illusions.

Contains color and black-and-white illustrations of over three hundred optical illusions, each with brief, explanatory text.

Explore the secrets behind more than 30 of the world's most amazing visual puzzles, tricks, and illusions, and then learn how to make your own with this brand-new title in DK's popular Optical Illusions series. Much more than your average puzzle book, Optical Illusions 2 takes things to the next level, turning these mind-benders into exciting interactive and 3-D games with flaps, tabs, and pullouts, and putting logic and reasoning skills to the test for endless entertainment. You can even explore the science behind illusions and find out exactly how they boggle your brain and fool your eyes. Then, when you're ready to amaze others, use the instructions and tips and 10 template cards provided to draw puzzling patterns, play with perspective, and so much more. It's time to stretch your mental muscles to the max with Optical Illusions 2.

"Incredible Visual Illusions is the most comprehensive and amazing collection of optical illusions ever assembled, with almost three hundred different artworks. You will be amazed as some images flash and scintillate before your eyes, while others disappear right in front of you. Size and shape can lose their meaning, you'll see motion where there is no motion and the laws of perspective are turned on their heads! You won't believe your eyes!" --

A rich assortment of visual mind-bogglers, including "impossible objects" — constructions that look fine on paper but can't possibly exist in reality — as well as pulsating patterns, vanishing spots, pictures that suddenly change into other configurations as you're looking at them, and much more. 60 black-and-white illustrations.

Optical Illusions is a mind-bending introduction to the science of optical illusions, packed with clearly presented, hands-on projects and experiments for the reader to make and do. Combining innovative paper engineering, off-the-page fun and the use of smartphone cameras, this accessible introduction also gives an insight into the neuroscience behind how our brains and our eyes interact. Sure to enthrall and engage amateur psychologists and makers alike.

Looks at various types of optical illusions, including distortion illusions, motion illusions, color illusions and afterimages, and impossible objects and images.