Cam Jansen, #6 The mystery of the Babe Ruth baseball Cam Jansen, the mystery of the dinosaur bones Cam Jansen #7 the mystery of the circus clown Cam Jansen, the mystery at the haunted house Cam Jansen #4 The mystery of the television dog Cam Jansen : the mystery of the stolen corn popper Cam Jansen and the mystery of the carnival prize Cam Jansen the mystery of the gold coins Cam Jansen, the mystery of the stolen diamonds Cam Jansen and the mystery of the monster movie