Alakh Pandey, an entrepreneur also known as Physics Wallah was in the 11th grade when he began teaching younger children to supplement his family income. Later he dropped out of college to pursue his passion for teaching physics. Now his unicorn business is said to have a net worth of Rs 4000 crore. Alakh found a different way of communicating complex physics problems to get through to children. In an in-depth conversation with Smita Prakash, Alakh Pandey sheds light on the struggle he faced early in life before he established Physics Wallah. Free physics lessons on YouTube were the stepping stone. He also shares the nuances in the education sector & future of the ed-tech business.