The children are back! - but a air-crash and an unsteerable raft quickly land them in deep waters.
Rescued by a mad librarian, they're soon off on a dangerous quest across the wilds of Ribblemoor, exploring haunted flare-paths.
Can they uncover the ancient mysteries of a secret tribe?
Can they survive the dangers of Lightning Tor? Inspector Cuthbertson is right behind them, determined to destroy the school for good: it'sthe final conflict...
- Format: Paperback
- Pages: 368 pages
- Publisher: Simon & Schuster Ltd
- Publication Date: 01/08/2012
- Category: General
- ISBN: 9780857078001