Who Invented the Yoyo? Who Invented the Moon Buggy? (1982) - MyDramaList
Museum of Yo-Yo History
7 cool things you didn't know about yo-yos | Articles | CBC Kids
National Yo-Yo Museum Celebrates Toy's Ups and Downs - Antique Trader
On This Day June 6: National Yoyo Day — The Greeks Invented This Too! - The Pappas Post
Pedro and the Yo-yo: Man and Myth — Positively Filipino | Online Magazine for Filipinos in the Diaspora
Who Invented the Yo-Yo? Who Invented the Moon Buggy? - dafilms.com | watch online
Yo-yo - Wikipedia
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