Interstellar Redemption

Brawly was your average run-off-the mill twelve year old, that nobody usually understood. Although he was adventurous and good at sports, his potential went wasted, as his bad performance at academics was all that people noticed.
On an unfortunate evening, things start going downhill. Everything begins with losing his cricket match, failing his tests and getting made fun of public.
But he was suddenly struck with motivation. He wanted to change himself.
Well, it turns out, that was all he needed. If I needed to describe his story, it would be nothing but the title of the book...