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The Ultimate Book of Optical Illusions by Al Seckel Rocks you’ll explore how some ofPrepare 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 a hula hoop. Other ambiguous illusions feature two subjects in one: the fun is in finding them both in the single pictureincluding a mouse playing hide and