GoNoodle is one of the best brain break sites to get kids moving!
Healthy Browsing is a Chrome Extension that gives your reminders to be a healthier person.
PE Central is a large warehouse of all things gym class! Lessons, assessments, bulletin boards and so much more!
PE Universe is a collection of videos gym that teachers have created for one another. It is a really helpful tool. You can watch what others have done and create your own.
After reading this site you will know everything you need about a sport from field dimensions to the history of a sport!