Encyclopedia Brown Tracks Them Down

Encyclopedia Brown Tracks Them Down

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