AAHPERD

(American Alliance for Health and Physical Education Recreation and Dance)

http://www.aahperd.org/

P.E. Central: 

http://www.pecentral.org/

Sport Science:

http://www.exploratorium.edu/sport/

P.E. Links4u: “Promoting Active & Healthy Lifestyles”:

http://www.pelinks4u.org/

Sites for kids:

Sports Illustrated for Kids:

http://www.sikids.com/

Fact Monster:

http://www.factmonster.com/sports.html

Kids Health:

http://kidshealth.org/kid/