Trouble on the Tracks (Really Useful Stories)

Trouble on the Tracks is an upcoming book in the Really Useful Stories range. It focuses on sharing.

Plot
There's trouble on the tracks when Percy wants to borrow Thomas' carriages for an important job, but Thomas isn't sure he wants to share. Can the friends find a way to work together and save the day?

Characters

 * Thomas
 * Percy
 * Annie and Clarabel