Now days students feel more pressure in studies .They are force to get good marks in the examination. If they did not get good marks so they get depressed . In India the education is only limited to the books . There is no practical knowledge anymore only they force to get good marks.so they have just by Hart the answer. So we should try to change this education system and we should make it practical. The YouTube channel name information hub  https://www.youtube.com/channel/UCqX5mKQwXDFjMzOnfTAoWpA Please subscribe the channel.