This book is part of a book series called The Justice League .

This book has been graded for interest at 4-8 years.

There are 24 pages in this book. This book was published 2013 by HarperFestival .

Scott Sonneborn has written more than 20 books, one circus (for Ringling Bros. Barnum & Bailey), and a bunch of TV shows. He's been nominated for one Emmy and spent three very cool years working at DC Comics. He lives in Los Angeles with his wife and their two sons.