Horrible Harry Cracks the Code

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Horrible Harry thinks he's the world's second-best detective- second only to Sherlock Holmes, of course. But the rest of the kids in Room 3B aren't so sure. So he's determined to p rove himself by solving the latest mystery at South School- how to win the new cafeteria contest. He knows the cafeteria lady is using a special mathematical code, but can he crack the code before his classmate Mary tattles on him again? Or will the case go cold right before Harry's eyes? Show more