Karma Kid - Book 1 - Becoming - Paul a Bussard - Bog

Vicky Gibson mysteriously disappears at the beginning of summer. Where she went, no one, including her, knows, but when she reappears, not only has she acquired telepathic powers, she can move things with her mind. When she decides to to use her powers on the school bully, she quickly learns that it's the adults who need a taste of karma.