Lowest price ever on Toysmith Euler’s Disk! Get it right now for only $19.99! This looks so cool and would make such a great gift.

• Spin science into art
• You won’t believe your eyes or ears
• Disk will spin faster and louder the longer it goes
• Just give it a spin and gravity does the rest
• A hypnotic display of light and sound
• Patented 3″ diameter chrome-plated steel disk
• Creates a hypnotic display of light and sound as it rotates
• Includes Disk, 9″ concave mirror base and 9 pieces of holographic foil
• Foil is magnetized

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