Can you solve the mystery of the devilish donut? The Mystery, Inc gang needs your help! Ruh Roh! The Mystery Inc gang have sent Scooby and Shaggy to the gym to get in shape! But a Devilsh giant donut shows up at the gym and threatens to drive away customers The reader can solve the word and picture puzzles at the end of each chapter to find the suspects and озднв clues they'll need to crack the case before Fred unmasks the culprit! Автор James Gelsey James Gelsey.  Переводчики:Издательство: Scholastic, Inc , 2007 г Мягкая обложка, 80 стр ISBN 0439814189.