When his dog eats a huge bone that was buried in the backyard and turns into a frightening creature, Hank agrees to help a wizard try to destroy the evil dragon that is responsible for the transformation.
- ISBN10 0606126813
- ISBN13 9780606126816
- Publish Date 1 October 1987
- Publish Status Out of Print
- Out of Print 3 March 2016
- Publish Country US
- Imprint Turtleback Books
- Edition Turtleback School & Library ed.
- Format Hardcover (Library Binding)
- Language English