The Battle Begins - Abbott, Tony

Owen Brown is an average fourth grader. Or he was, until his best friend, Dana, disappeared--through the floor of the school. Owen's average life has turned upside down. He's determined to find Dana before anyone realizes she's missing. Owen sets out on a mysterious, mythological rescue mission with his friends Jon and Sydney. Original.

The Battle Begins 2012, Scholastic Paperbacks, New York

ISBN-13: 9780545308311

Trade paperback

The Battle Begins 2012, Turtleback Books, New York

ISBN-13: 9780606239288

Turtleback School & Library edition