A tiny submarine that flies through theair…A half-dollar worth five thousanddollars…Some tipsybirds…A world that fits in the palm of yourhand…And a case that turns out to be areal can of worms!These are justsome of the ten brain-twisting mysteries thatEncyclopedia Brown must solve by using his famouscomputerlike brain. Try to crack the cases along withhim--the answers to all the mysteries are found inthe back!
