![]() Optical illusions and Anti Gravity Toys and Gadgets that are Perpetual, Defy Gravity, Levitate, trick the eye: Optical Illusions and Anti Gravity devices that fascinate: Mindflex, Faucet and Bucket Illusion Fountain, Fly Stick, Levitation Wand, Van de Graaff Levitation Wand, Animotion Chomping Skull, Light Chaser, Anti-Gravity Tops, Nebula Plasma Ball, Mickey Mouse Spinning 3-D Dream Light, Stirling Engine Kit, Animotion Blinking Eyes, Antigravity Globes, Visual Perception Books.
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