An amazing mystery series by best-selling author Enid Blyton, perfect for fans of The Secret Seven. Mr. Goon has received strange messages and is convinced it's one of Fatty's tricks. But the Find-Outers know a mystery when they see one! Where is "The Ivies" and who is "Mr. Smith"? Fatty, Larry, Daisy, Pip, and Bets are sure to find out! This edition...