Cam Jansen/Myst/Corn Pop The Mystery of the Stolen Corn Popper

Smart Shoppers Shop at Binky's reads the sign in the store window--but it seems a thief is shopping there, too! When Cam's amazing memory clicks into action, she is sure she knows who is guilty. How can she prove it when the thief doesn't have the stolen goods--and hasn't even left the store? Cam Jansen series #11/Puffin Chapter Books.