Cam Jansen and her friend Eric are spending the day at the amusement park. They take Cam's aunt and uncle with them through the scary haunted house. Plastic skeletons hang from the ceiling. A large black form jumps out of the shadows of a dark room. Everyone has a wonderful time until they get hungry and thirsty. When Cam's aunt tries to pay for some snacks, she discovers her wallet is no longer in her purse. Will Cam be able to solve the mystery of the missing wallet with her amazing photographic memory? You'll find award-winning author David A. Adler's witty children's books on school reading lists everywhere. Christina Moore's animated performance brings out all the fun and adventure of Cam's problem-solving skills.