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Euler's Disk In Action

The Euler's Disk is an educational science toy that is based on the studies of the 17th century scientist, Leonard Euler. When spun, the disk lets off amazing sounds and reflections. For a good 45 seconds, it seems like the disc will finally fall, but it somehow continues to spin, sounding more and more space-like with every moment.
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lionelk
Uploaded 08/09/2012
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