How to String a Yoyo: 12 Steps (with Pictures) - wikiHow
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Yo-yo champion pursues his passions at MIT | MIT News | Massachusetts Institute of Technology
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Link #87: Ancient Filipinos Used the Yoyo As a Weapon! | Always Learning!
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How to String a Yoyo: 12 Steps (with Pictures) - wikiHow
A Yoyo Can Spin as Fast as a Formula 1 Engine - YouTube
Yo-Yo - History's Best Toys: All-TIME 100 Greatest Toys - TIME
YO-YO | English meaning - Cambridge Dictionary
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How to Yoyo with your First Yoyo - YouTube
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The Sage Yoyo - Learn Awesome Yoyo Tricks | YoYoTricks.com
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Duncan Yo-Yo - The Strong National Museum of Play
