Supernatural Hero - a kindle book by Eran Gadot
Supernatural hero is a story of a nerd kid who can speak with the dead! 
what does that mean? well, Andy, our lovely nerd, wakes up one morning with this new gift. soon he finds himself mixed up in crazy adventures which makes him from being the underdog of the class to the alpha dog of his home town. Andy, he used to be bullied all the time, starts to believe in himself and becomes a superhero in the eyes of his classmates.