Published by Scholastic, March 28, 2017; ISBN 9780545916776; 256 pages; 5.8 x 8.5 inches; hardcover. Cover photo by Larry Rostant; heat map art by Paul Price.
Horizon, US, 2017 hc
© Mike Grimm 2012-2025. Copyrights of cover images are held by their respective owners. They are used here for illustrative purposes and to promote the books of Scott Westerfeld.