This section is dedicated to yo-yos, yo-yo players, and yo-yo history.
How Do Yo-Yos Work?
[ Teens/Mature Teens ] Science behind makes it go up and down.
How Yo-Yos Work
[ Teens/Mature Teens ] Learn about physics, tricks, history and some serious upgrades in design.
[ Teens/Mature Teens ] Features information, grading scale, history, top prices paid at auction, world records and champions, and tips.
[ Kids ] Explore some important scientific concepts.
Last update:November 29, 2016 at 7:35:07 UTC
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