"Now! Test your wits against the fantastic boy sleuth as he tackles ten mind-astounding puzzles including 'The Case of the Mysterious Tramp' (How did John Morgan give himself away?); 'The Case of the Bitter Drink' (How had Melvin cheated?); 'The Case of the Divining Rod" (How did Encyclopedia know the divining rods were fake?) Are you stumped? The answers are all here." Black and white illustrations by Leonard Shortall.
Age Level: Grades 2-6
004913 
Price: 3.50 USD

Ten mysteries for the reader to solve, with answers provided at the back.
"How do you solve a crime with 'missing' clues? How do you prove that courage is really stupidity? And that arrow aren't marrow?
"Ask Leroy Brown. He knows. He knows so much, in fact, his friends call him 'Encyclopedia.'
"Work with the boy detective as he solves the Case of the Frightened Playboy . . . the Case of the Muscle Maker . . . the Case of the Wounded Dog . . . and lots more! "
007304 
Price: 7.50 USD

"YOU spot the clues . . . YOU match wits with famous detective Dr. Haledjian . . . YOU solve it! Seventy-nine 'quickie' mysteries, filled with very tricky clues. Answers are given, so you score yourself as a sleuth. Ready, Watson?"
002660 
Price: 3.55 USD