SoftSchools.com provides free math worksheets, free math games, grammar quizzes and free phonics worksheets and games. Worksheets and games are organized by grades and topics. These printable math and phonics worksheets are auto generated.
Cool site! a free collection of educational videos for students ages 3-18. There are more then 11,000 videos on such subjects as math, science, and history. Students, parents and teachers have designated pages and the site offers a guide for contributors. Featured videos originate from national Geographic, YouTube, and google Videos, among others, and have been endorsed by educators from universities such as Harsvard, Standford, and Brigham Young University.
This organization hosts electronic field trips with four main parts: the trip, journal, the virtual visit (a streaming video), an Ask the expert tool, and a hosted web chat.
"Arcademic Skill Builders are free research-based and standards-aligned educational games! Engage and motivate students with our multiplayer and single-player games."