The Hardy Boys are off on a brand- new adventure. ATAC sends Frank and Joe undercover at a spooky, private boarding school in New England that has more secrets than it can possibly keep quiet!
- ISBN10 1847389503
- ISBN13 9781847389503
- Publish Date 4 February 2010 (first published 10 November 2009)
- Publish Status Active
- Publish Country GB
- Publisher Simon & Schuster Ltd
- Imprint Simon & Schuster Childrens Books
- Format Paperback (B-Format (198x129 mm))
- Pages 160
- Language English