TOP YO Origin Yo-Yo - 7003 Aluminum YoYo - Retro Inspired Design (Red) - Walmart.com
National Yo-Yo Day: June 6 | Smithsonian Institution
Pedro and the Yo-yo: Man and Myth — Positively Filipino | Online Magazine for Filipinos in the Diaspora
Yoyo Origin Products
Etymology and History of the Yo-Yo - A Chimborazo!
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Did ancient Filipinos really invent the yo-yo? - FlipScience - Top Philippine science news and features for the inquisitive Filipino.
Yo-yo - Wikipedia
Top Yo Origin - La Tienda Del YoYo
Amazon.com: Yomega The Original Brain - Professional Yoyo for Kids and Beginners, Responsive Auto Return Yo Yo Best for String Tricks + Extra 2 Strings & 3 Month Warranty (Teal) : Toys & Games