Sharing Learning Physics through Video Analysis and Modeling @ River Valley High (sg) 2010 v2
http://www.youtube.com/watch?v=NApmV7Pw58I

Tracker Free Video Analysis & Modeling Tool by Douglas Brown
Use the video analysis and modeling software http://www.cabrillo.edu/~dbrown/tracker/, to support their investigation of one sport activity or event and able to perform an in-depth study of the science (especially physics) of sports.

Enjoy!