Khan Academy CEO on targeting preschoolers with Duck Duck Moose
20:28
Let's use video to reinvent education - Salman Khan
40:41
School of Engineering Special Lecture: Sal Khan
7:32
What Is the Khan Academy & Why Is It Revolutionary?
5:58
Introducing Khan Lab School!
14:34
Sal Khan chats with Google CEO Sundar Pichai
2:58
Sal Khan on why Khan Academy is a non-profit
8:05
Sal Khan has conversation with MIT Dean of Admissions
4:53