Flores Yo-Yo Invented by Pedro Flores, Yo-yo's have been very popular since it was made in the 1920's. The true meaning of the name "yo-yo" m… | Yoyo, Yo-yos, Yo-yo
Yo-yo - Wikipedia
Link #87: Ancient Filipinos Used the Yoyo As a Weapon! | Always Learning!
The Secret Life of Yo-Yos - The Atlantic
When Was The Yoyo Invented? [When, Where & How]
Yo-Yo - History's Best Toys: All-TIME 100 Greatest Toys - TIME
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When Were Yoyos First Invented? – Yoyoing Blog
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Did ancient Filipinos really invent the yo-yo? - FlipScience - Top Philippine science news and features for the inquisitive Filipino.
YoYoFactory — History of Yoyo
Duncan Yo-Yo - The Strong National Museum of Play
Out of this World: A Brief History of the Yo-Yo - The Strong National Museum of Play
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Yo-yo - Wikipedia
Pedro Flores (1896-1963) - Inclusity
Yo-yo - Wikipedia
Duncan Yo-Yo Hero & History of Yo-Yos with Takeshi Kamisato - YouTube
Museum of Yo-Yo History
Who Invented The Yoyo? Who Invented the Moon Buggy? - Doclisboa 2018