Teacher Tube

TeacherTube is a You Tube based tool designed for teachers that allow them to share educational resources such as video, audio, documents, photos, groups and blogs. "as of March 2010, TeacherTube has over 525,000+ educational members and over 200,000 educational videos (Wikipedia)" Under Channels, you can find News and journalism, college and university, high school, middle school, elementary school, student products and subject categories like world language, fine arts etc.