A classic children's story from the world's best-loved children's author, Enid Blyton. School life has never been so splendid. Pat and Isabel O'Sullivan plan to give everyone at their new school a few surprises. But it's them who are in for a shock...Watch out! There's trouble at St Clare's! Enid Blyton is arguably the most famous children's author of all time, thanks to series such as The Wishing-Chair, The Faraway Tree-, The Mysteries, The Famous Five and The Secret Seven. Her school stories - including the St Clare's and Malory Towers series are the perfect books for girls who are experiencing their own adventure at school.