Awdry, W

A collection of stories about Percy, Harold the Helicopter, and other friends of Thomas the tank engine.

Readers follow their favorite characters through various scenes, while searching for hard-to-find clues, characters and/or items. Also includes more challenges in the back of the book. Includes full-color illustrations, activities and challenges.

Thomas the Tank Engine and his friends find themselves trapped in a tunnel and must work together to find a way out.