The students in class 5M are heading off to camp. Pippa has never been away to camp before, at least not to a deserted tropical island! Everyone looks forward to five blissful days exploring Shipwreck Island’s beaches and lagoon. But when the teams get regrouped, Pippa has to learn to cooperate with the other girls. Mrs. Marshall promised challenges and adventure, but she forgot to mention the pranks. After one too many of the boys’ tricks, the girls decide to take their revenge. Will class 5M survive Camp Castaway?