Detailed text transcripts for TV channel - CNN - 20100311:19:21:00
Conquer calculus. >> before each and every exam i would take two days checking all of the videos and understanding all of the small details he explains. >> reporter: this gigantic virtual school originates from the smallest of places, from a tiny converted closet inside of his master bedroom where he is able to reach an estimated 80,000 knowledge-seeking users a month. it all started a few years ago when a cousin wanted online math tutoring and then other relatives started to ask for similar help and suddenly people he didn't know started watching. >> people must have put in math terms and the...
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