Apr 12, 2012 | ISBN 9780142420157 | Young Adult
“Jones (author of Howl’s Moving Castle and Warlock at the Wheel) has written a powerfully moving story about children who are, quite literally, racing through time to save their world.”—Publishers Weekly
“Diana Wynne Jones, regarded as one of Britain’s premier fantasy writers for young people, has produced another fascinating work of science fiction and adventure, brought to you by cast of truly unique and amusing characters.”—Children’s Literature
“Absolutely first-rate entertainment.”—School Library Journal
