website for enrolling your child in sports/activity

Below are some list of sites for sports class. If anyone knows anything else please post it.
www.ayso.com for soccer
www.elitesoccerleague.com for soccer
www.avll.com for baseball

And at laguna hills community center there are various activities for kids
http://www.ci.laguna-hills.ca.us/departments/community_services/community_services_classes/
You all can check your local community website too.