Born to Muslim Bengali parents, Sal Khan is an American citizen, whose grandfather was a speaker in the National Assembly of Pakistan. He graduated from the Massachusetts Institute of Technology with ...

After some 10,000 online tutorials in 10 years, Sal Khan still starts most days at his office desk in Silicon Valley, recording himself solving math problems for his Khan Academy YouTube channel. “OK, ...

San Jose, California: Jesse Roe, a ninth-grade math teacher at a charter school here called Summit, has a peephole into the brains of each of his 38 students. He can see that a girl sitting against ...

Salman Khan's online tutorials are already watched by millions, including Bill Gates's children. His aim is to create the first free, world-class virtual school Salman Khan, whose virtual school Khan ...

"This," says Matthew Carpenter, "is my favorite exercise." I peer over his shoulder at his laptop screen to see the math problem the fifth grader is pondering. It's an inverse trigonometric function: ...

The headquarters of what has rapidly become the largest school in the world, at 10 million students strong, is stuffed into a few large communal rooms in a decaying 1960s office building hard by the ...