Book 3 in the New York Times bestselling series - perfect for curious readers! 'This book reminded me of some of the children’s books I grew up with, like Charlie and the Chocolate Factory and The Phantom Tollbooth.' RICK RIORDAN, author of the PERCY JACKSON series on book 1 'Like the Potter books, this story goes beyond mere adventure' BOOKLIST on book 1Reynie, Kate, Sticky and Constance are back – but so is Mr Curtain, with another devious scheme. Can the Mysterious Benedict Society thwart Mr Curtain's plans, even whilst held prisoner? Join them on their adventure as they face all sorts of dilemmas in a bid to save Stonetown ... Book 3 in the 4-book New York Times bestselling adventure series – ideal for children aged 10 and up Join a group of smart and resourceful junior sleuths as they solve a series of page-turning puzzles and mysteries Perfect for fans of Robin Stevens's MURDER MOST UNLADYLIKE series The adventure continues in book 4, THE MYSTERIOUS BENEDICT SOCIETY AND THE RIDDLE OF AGES