The time I have studied in sir's guidance I can assure you that with a less pressure, in a less time you can do wonders. Sir does not believe in pressuring children he prefers to make the class more interactive in this way you can learn subject in depth with confidence you can use it. I can also assure you will the best value for your time. The thing sir increases the visualization of children which will enhances child's brain not only in at this stage which also helps in when move forward will enable him to learn things.