"Eleven-year-old Cal must convince his lovably wacky family to compete in a contest where the winners are granted twenty minutes to grab anything from King Wonder's world-famous shop"--
- ISBN10 0553521780
- ISBN13 9780553521788
- Publish Date 12 July 2016
- Publish Status Remaindered
- Imprint Random House Books for Young Readers
- Format Hardcover (Library Binding)
- Pages 192
- Language English