Thomas the Tank Engine's Hidden Surprises

Thomas the Tank Engine's Hidden Surprises is a lift-the-flap board book.

Plot
Thomas is looking for hidden things on the Island as he delivers passengers to the circus.

Characters

 * Thomas
 * James
 * Annie and Clarabel
 * Bertie
 * Harold
 * Sir Topham Hatt

Goofs

 * On the cover, the rails have spikes, but in the story, they disappear.
 * Harold's wheels are white not black.
 * Annie and Clarabel are missing their names in one illustration.