This site has a wide variety of information. It has ideas and examples for different PE activities, all different kinds of fitness activities, health and safety tips. It goes from giving general teaching tips to more in depth tips, and more.
This is a great resource about how to set up and explain a cooperative game to elementary students. This shows a very creative use of equipment and also maximizes the amount of team work that is needed to succeed. This resource also shows how you can continually make it more challenging for students.
This is a quick game that is designed to develop throwing skills. You can use all kinds of different equipment and balls to make this game work. It is a great game that you can play quickly and will help the development of throwing.
Caterpillar Riot is a cooperative skills game where students can work in groups to improve their teamwork and communication skills. Students work in teams of about 5 people and work together to grab objects on the ground while staying in their hoops and moving the hoops between each other to move around the gym.