Power Typing
Become a better typist with free online typing program. Fun games will help you master your keyboarding skills.
http://www.powertyping.com/
Typing Web
Find more keyboarding lessons on Typing Web. If you create a free account, you can track your progress.
http://www.typingweb.com/
Z-type
Improve your speed with this fun game!
http://phoboslab.org/ztype/
Type Scout
More typing games, with new ones being added.
http://www.typescout.net/en/#menu