Girls @ Play(site info)
Profiles Canadian female sports heroes, answers basic questions about health and fitness, features current sports news, and identifies places kids can get in the game.
http://www.caaws.ca/girlsatplay/
4.
Sport- Science at The Exploratorium(site info)
This site examines the science behind the most popular team and recreational sports. Find out how skateboarding is governed by the principles of momentum, gravity, and friction. Discover why a curveball curves, why a ball bounces, and why the most important piece of equipment is your feet.
http://www.exploratorium.edu/sports/index.html