Video

Khan Academy offers practice exercises, instructional videos, and a personalized learning dashboard that empower learners to study at their own

Coursera is a leading online education service that offers more than 2000 courses online. Coursera works with universities and other

Vimeo is a video sharing platform. It differs largely from YouTube because of its “artsy” distinctiveness. YouTube is so huge

TeacherTube is a free video sharing website very similar to YouTube in layout and function, with one crucial difference: It's