'Rosa and the Special Prize' by Darcey Bussell, the 10th in the series of Magic Ballerina books. The ruler of the underwater kingdom has accused the King of Enchantia of taking his special sceptre and as a punishment he has cast a storm spell over the land. Can Rosa find out who really has the sceptre or will Enchantia be gloomy forever? Approx age 5-8 years. Other titles from the series available separately.