Optical Illusion Bundle
A curated set of three Single Sparks for exploring color, motion, and optical illusions. Includes Blendie, Hypnotizers, and Eyelusions.
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BlendiesExplore symmetry, balance, and optical color mixing with rebuildable spinning tops.
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HypnotizersDraw colorful spirals with a spring-driven machine that creates different designs every time.
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EyelusionsBuild a motorized thaumatrope, design image pairs, and discover how motion can fool the eye.
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