"Third grader Calvin is dealing with his next door neighbors moving away--and the school bully moving in. Meanwhile, competition at the school science fair is heating up, and Calvin must decide what to do when his data doesn't prove his theory"--
- ISBN13 9780544801271
- Publish Date 6 December 2016
- Publish Status Out of Stock
- Publish Country US
- Imprint Houghton Mifflin
- Format Hardcover
- Pages 144
- Language English