Amazing resource, amazing story..

..one bigger more unpretensious star Salman Khan..

http://www.khanacademy.org/

http://en.wikipedia.org/wiki/Khan_Academy

http://money.cnn.com/2010/08/23/technology/sal_khan_academy.fortune/index.htm

http://www.wired.com/magazine/2011/07/ff_khan/all/1