IIT Coaching, Cramming shops in India examples of how they teach.
The courses are available in DVD or various media (Rs. 15,000 - 20,000) , got a gem of the class on youtube - What kind of value are they creating?
Of course he is not a trained or experienced teacher, all he does is throw a lot of terms at student, asks them to keep repeating, along with a lot of abuse and slander. And this is a $40 billion industry.