Toysmith's Euler Disk

Toysmith's Euler Disk

$ 45.00


Fascinating desktop illusions! Spin the holographic disk on the mirror. This patented 3" Diameter chrome-plated steel disk creates a hypnotic display of light and sound as it rotates. Includes Euler's disk, 9" Concave mirror base and nine pieces of magnetized holographic foil. Complete with instructions and the scientific answers!


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