How To Make Your Own YO-Yo by Dr. Tom Kuhn
The following is a series of 8 articles written by Don "Captain YO" Watson.
Introduction to the articles
1. Getting Started With A Smile
2. Restful Sleepers
3. The String's the Thing
4. Axle Axioms
5. Groovy Gaps
6. YoYo - The Flying Gyroscope
7. Your Favorite (Performing) YoYo
8. YoYo Story