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!

All Editions

Paperback, 7th Edition

ISBN13: 9780553158519

Random House, 1991