Many universities are beginning to offer free online courses. MIT has introductory courses in writing, biology, chemistry, computers, electronics, engineering, foreign languages, math, media, music, arts, physical education, physics, social sciences, and literature.
Here is a sample video file from Physics I: Classical Mechanics
Here is a video from Introductory Japanese on how to draw the brushstrokes for a the Japanese character ROKU, meaning Six
Plus there are lecture notes, readings, audio lectures, PDFs and much more. To learn more please visit MIT Open Courseware