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Optical Illusions
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Grand Illusions
Optical illusions, scientific toys, visual effects, and even a little magic.
http://www.grand-illusions.com/
Magic Eye
Learn how to see in 3D.
http://www.vision3d.com/
SandlotScience.com
Com features visual oddities and optical illusions. Includes interactive experiments, projects, games, puzzles and more.
http://www.sandlotscience.com
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