Five Have A Mystery To Solve is a children?s novel by Enid Blyton. It is the penultimate book in the Famous Five series.
Summary of the Book
The Famous Five have their hands full again. Mrs. Layman invites them to a cottage overlooking the harbor. They stay at the cottage, and they soon discover that there is a mystery to solve. There is a mysterious island near the harbor, and the Five are curious to find out what?s so secret about it!