Published: 2013
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This book is part of a book series called Floors .
This book has been graded for interest at 8-12 years.
This book was published 2013 by Scholastic .
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
This book is in the following series: