Will's new teacher, Mrs Dumpy, is really, really mean! And his monster friend, Urk, thinks she's hiding a monstrous secret. Can a trip to the Horror Hills uncover the terror teacher's putrid plan? Join Will and Urk for another laugh-out-loud adventure!
- ISBN10 0141326522
- ISBN13 9780141326528
- Publish Date 6 August 2009
- Publish Status Out of Print
- Out of Print 24 January 2011
- Publish Country GB
- Imprint Puffin Books
- Format Paperback
- Pages 160
- Language English