"This is a story about the ache and promise of our world, and it begs us to pay attention to both. A terrific and important read."―Gary D. Schmidt, Newbery Honoree, Printz Honoree, and National Book Award Finalist for Okay for Now "Give this novel to every young reader worried about the future of our fragile planet."―Katherine Applegate, Newbery Medal-winning and #1 New York Times bestselling author of The One...