Encyclopedia Brown Tracks Them Down (Encyclopedia Brown #8)
by By Sobol, Donald J.
Category: Juvenile Fiction , Mysteries & Detective Stories

A tiny submarine that flies through the  air...A half-dollar worth five thousand  dollars...Some tipsy  birds...A world that fits in the palm of your  hand...And a case that turns out to be a  real can of worms!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!