A stolen teacup...An extra set of footprints...Four very strange words...A pirate's treasure...And a race to find a cheater in Idaville's annual disgusting sneaker contest!These are just some of the ten brain-twisting mysteries that Encyclopedia Brown must solve by using his famous computerlike brain. Try to crack the cases along with him--the answers to all the mysteries are found in the back!From the Trade Paperback edition.