Like if somebody do not understand the quadratic formula, they can go back and see it again. Even the act of watching a 10-minute video is like asking a question. I believe students should be given time to understand subjects at their own time and degree. That’s where I feel there should be schools and a room for discussion. With teachers around, you can approach them and can talk over queries.

The best part is that you can access the videos anytime and anywhere. What Khan Academy is doing is to fill those gaps as well make studies interesting. You accumulate all this gap and then when you study further, you find difficulty in understanding it. If you don’t know 10 per cent of the study material, it is viewed as a judgement on you. Some of the flaws in the traditional learning is that students need to continue with the lectures no matter they have understood the chapter or not.

Why do you think the online tutorials are such a hit? Do you think that schools fail to balance a lot of children’s knowledge? He has also figured in the TIME magazine’s 100 most influential people in the world. Excerpts of his interview: He aims to educate 450 million children in India in the next 10 years. What made his videos unique are its interactive approach added with a dash of humour.

Sal khan website