Five Have a Wonderful Time (The Famous Five #11) by Enid Blyton [USED]

Format: Paperback

Condition: Used; Very good (Unread)

Genre: Children > Mystery

The bolt was securely pushed home. So somebody was a prisoner on the other side!

George has joined her cousins for an exciting caravanning holiday, where there's a ruined castle on top of a hill nearby.

Keen to explore it, the Five make plans to visit. But when they spot a desperate face in the tower window, they know there's a mystery to solve...

Who is hiding inside the castle - and why?