Free Technology for Teachers: Mocomi Offers Hundreds of Short Video Lessons for Kids - Mocomi is a nice website featuring educational and entertaining content for elementary and middle school students. The main feature of Mocomi is their collection of more than 300 educational videos. The animated videos provide short lessons on everything from the history of Greek language to explanations of how car engines work.
Power Point Lesson On The Earth This 16 slide power point presentation is a very complete lesson on the Earth. It includes: A review of the solar system and the planets The moon's gravitational effects on the tides An explanation for the seasons All done with illustrations, animations, and a little fun thrown in.