PowerSkip
- A new model extreme fitness device. Gives the same effect as a trampoline with the convenience of inline skating.
- http://www.powerskip.de/

Online Dictionary of Acrobatics
- Categorized definitions, with illustrations.
- http://www.akrobatiek.nl/dictionary/index2.html

International mailing list for acrobatics.
- Exchanging news & information about acrobatics.
- http://www.akrobatiek.net/mailinglist/mailinglist_en.htm

A Better Back Handspring
- Gymnastics: Tumbling: How to do a better back-handspring. Gymnasts, cheerleaders, Martial-Arts students, twirlers, dancers or any other kids that tumble.
- http://www.coachwayne.com/