Optical Illusions - Challenge Your Visual Thinking!
Puzzles & Games
Don?t believe everything you see, because these amazing,astounding, seemingly impossible illusions can"fool" your eyes.Open up this collection to view a wondrous array of opticaleffects: specks seem to move, grey spots appear and disappear,circles gyrate, patterns pulsate and straight lines wave and bend.Shapes and drawings keep you from distinguishing what's there andmake you perceive things that aren't. They'll forever change theway you look at things.ISBN13: 9781402788024
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