DVDs & Videos
History of all the empires

Explaining the "God particle" to a seven-year-old

3 toy and videos to teach your child the sound for each letter in the alphabet

Take University of California, Berkeley courses online for free

Achieving Your Childhood Dreams -- video of speech by Randy Pausch

J. K. Rowling's commencement (graduation) speech at Harvard

Monkey messes with tiger -- funny video on youtube