The kind of thing that makes you say, Why didnt I think of this?

Enid Blyton's much-loved classic series, packed full of adventure and mystery.

A mysterious trip to the desolate northen isles leads to another exciting adventure for Philip, Dinah, Lucy-Ann and Jack. Bill is kidnapped, and the children are marooned far from the mainland. Will they rescue Bill in a dangerous game of hide-and-seek with an unknown enemy?

First published in 1948, this edition contains the original text and is unillustrated.

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A simple addition that makes a big impact.