No. 2796: The yo-yo
Smithsonian Insider – Duncan Genuine Yo-Yo, 1930s | Smithsonian Insider
Yo-yo - Ten Random Facts
Yo-Yo Maker: Pedro Flores - ABDO
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]](https://nevadainventors.org/wp-content/uploads/2020/07/history-of-yo-yo.jpg "When Was The Yoyo Invented? [When, Where & How]")
When Was The Yoyo Invented? [When, Where & How]
Yo-Yo - History's Best Toys: All-TIME 100 Greatest Toys - TIME
Yo-yos Were Not Invented by Ancient Filipino Warriors
When Were Yoyos First Invented? – Yoyoing Blog
When was the modern yoyo invented? – When was it invented?
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
How do yo-yos work? | Who invented yo-yos?
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
