How does it work ?: Yoyo Books: 9789463340915: Amazon.com: Books
YoYoFactory - The best YoYos in the world.
newtonian mechanics - Why does a Yo-Yo sleep, and then awaken? - Physics Stack Exchange
3 Ways to Do Yo‐Yo Tricks - wikiHow
A Yoyo Can Spin as Fast as a Formula 1 Engine - YouTube
How do yo-yos work? | Who invented yo-yos?
What is yo-yo vibe and how do I test for it? - Yo-Yo Mods and Maintenance - YoYoExpert Forums
newtonian mechanics - Why does a Yo-Yo sleep, and then awaken? - Physics Stack Exchange
How to Use a Yo Yo: 12 Steps (with Pictures) - wikiHow
Yoyo Bind Theory - The Truth Behind What Makes Binds Work. - YouTube
Science
How do yo-yos work? | Who invented yo-yos?
How Yo-Yos Work | HowStuffWorks
3 Ways to Do Yo‐Yo Tricks - wikiHow
newtonian mechanics - Why does a Yo-Yo sleep, and then awaken? - Physics Stack Exchange
Whip Yo-Yo | Hobby Lobby | 435396
The Insides of Yo-Yos Are Mechanical Magic — Nerdist
Yo-yo - Wikipedia
How do yo-yos work? The science and physics of the yo-yo toy
World's Largest Working Wooden Yo-Yo – Chico, California - Atlas Obscura
How to Yoyo with your First Yoyo - YouTube
How yo-yo is made - making, history, used, parts, dimensions, steps, product, machine, History
How do yo-yos work? | Who invented yo-yos?
How do yo-yos work? The science and physics of the yo-yo toy
