This is book 4 in Heroes Of Olympus .

This book has been graded for interest at 10-14 years.

There are 608 pages in this book. This book was published 2013 by Disney-Hyperion .

This is her first book for children. John Rocco is the #1 New York Times bestselling author and illustrator of many award-winning books for children, including the Caldecott Honor-winning picture book Blackout. He is also the illustrator for the internationally bestselling series Percy Jackson and the Olympians, The Kane Chronicles, The Heroes of Olympus, and Magnus Chase and the Gods of Asgard. His most recent titles include the fully illustrated version of Percy Jackson and the Olympians and Big Machines: The Story of Virginia Lee Burton . John lives in Rhode Island with his wife, daughter, two wild cats, and one very rambunctious dog named Lucy. Rick Riordan is the author of the hugely popular Percy Jackson series.