Schooldays at St Clares are never dull for twins Pat and Isabel OSullivan in Enid Blytons much-loved boarding school series. The twins at St Clares Pat and Isabel find life at St Clares is not as easy as they thought. They have several surprises and arguments before they admit their troubles are of their own making, and settle down to make friends. The OSullivan Twins at St Clares Its the start of the Easter Term and the twins are looking forward to meeting all their friends at St Clares once more. They are determined to be obedient and studious, but the new girls prove to be so much fun. Poor Mamzelle had better watch out. Summer Term at St Clares The twins look forward to their first summer term at St Clares. They soon make friends with new girl Carlotta, who has a secret past that shes desperate to hide. But sneaky Prudence finds out and tells everybody. How will the class react? Therell be mischief at St Clares! Between 1941 and 1946, Enid Blyton wrote six novels set at St Clares. This collection features the original text and is unillustrated.