Kids will be delighted by the funny, action-packed mystery and Rex Tabby's crime-fighting charm with activities at the end of each chapter.In Whiskerville, U.S.A., Rex Tabby is the finest cat detective around. Ma Manx and her furry, feline family are a bunch of catsters who let their appetite get the best of them. When Rex catches Ma Manx and her boys stealing fish at the Fin-tastic Fish Company, the boys make a getaway and Ma is arrested. Behind bars, Ma Manx won't reveal her secrets, while out in Whiskerville, her boys, Rumpy and Stumpy, are planning how to rescue their Ma. As kids solve the mystery, activities from the Rex Tabby Junior Detective School are included to help kids learn how to be a cat detective.