This book is part of a book series called Floors .

This book has been graded for interest at 9-12 years.

This book was published 2011 by Scholastic .

Kyo Maclear is a novelist, essayist and children's author. Her first children's book, Spork, was shortlisted for multiple awards and won le Prix Jeunesse des Libraires du Quebec. She lives in Toronto. Chris Turnham is an up-and-coming illustrator that is well-known for his architectural illustrations. This is his first picture book, and he also has two upcoming books with us that he is both writing and illustrating, 51 REASONS TO LOVE THE RAIN and MYSTERIOUS ISLAND. Patrick Carman's previous books in the Land of Elyon series (The Dark Hills Divide, Beyond the Valley of Thorns, and The Tenth City) have all been New York Times bestsellers