The Magickers - The Magickers, #1

All Jason needs is a little luck--or maybe a lot of magic--to fix his ruined summer. Too injured to go to soccer camp, he accepts a mysterious scholarship to Camp Rayvenwing. He wants to belong but can he find the courage to build a life based on new friends and Magick? They are the remnants of a magical war and must learn how to handle their new talents as new battles face them!