“al seckel”

These amazing collections kick off a new series about the magic of visual effects. From static images that become fully animated to a cat-and-mouse game in which the mouse is hiding from the cat in plain sight, these optical illusions will provide hours of fun. Full color.How can a flat page have pi... More

First you see one thing, then another. The picture changes from one moment to the next, flip-flopping back and forth. That's an ambiguous illusion, and the ones in this largest-ever collection offer constant, pleasurable surprises. Sometimes, the perceptual shift occurs if you just stare at the visu... More

Prepare to be amazed Inside the covers of this incredible, colorful collection are hundreds of the world's most powerful optical illusions. They're beautiful to behold, and stunning in their trickery. Some of the mind-boggling images seem to spring into action, vibrating, pulsing, and spinning like... More

"Seeing is not always believing." Optical Illusions is an intriguing collection of baffling images and shapes that change before your eyes: hidden figures, incredible designs and dazzling graphic patterns. The book includes such well-known optical illusions as Shepard's Tabletop, Wade's Spiral, the... More

Each optical teaser in this challenging book is a small diagram that, when stared at or moved in a certain way, tricks the eyes. Brief directions show readers how to experience the teaser. Some of these "directions" ask a question intended to make the viewer do something. The answer to the question ... More

"A child's introduction to the world of optical illusions." Optical illusions are a window into how the brain perceives. Part of the fun is being fully aware that you're being tricked, fooled and misled. This collection of illusions will definitely do that Amazing Optical Illusions features thirt... More

With close to 300 different illusions, this is one of the most comprehensive and amazing collections of optical illusions ever assembled.... More

Astonishing creations by masters of the art, such as Escher, Dali, and Archimbolo; amazing visual trickery; and an illuminating foreword by the Pulitzer Prize--winning author Douglas R. Hofstadter make this 320-page, breathtaking collection the definitive book of optical illusions. Rings of seahorse... More

They defy the rules of space, but captivate the mind. Most of these visions can't exist in the real world--only here, where artists play with perspective in the most remarkable ways. "An Impossible Staircase" goes up and down endlessly, with no highest or lowest step. How is that possible? And take ... More

It defies logic At least, that's what puzzle-doers will think as they work their way through this largest-ever compendium of geometric conundrums. When you look at these images--some classic, others never-before published--you'll have a hard time believing what the captions say about their size, sh... More