Once upon a time, a long long time back there used to be an educational system called Gurukul’s where the discipline’s used to be only the young Prince’s of the nearby Kingdom’s. The system was of running this kinda Gurukul was in jungles. This system use to train the Prince in War-Fare, Administration, Economics and Law & Order primarily.
Now the next era of educational system was the modern school. Here there were benches in a small room, and there were blackboards for teachers 2 write with chalk and clear doubts of students that were occurring. Slowly this education system world famous and was implemented in every corner of the world.
Now the latest educational system is of e-Learning. People pay nothing or very nominal for professional courses. They take the course for anytime, all the time. This is the next generation system that is there now.