The lives of young Dennis Mitchell, his family, and friends are turned upside down after he finds a dinosaur bone in his backyard and it catches the attention of a famous paleontologist.The lives of young Dennis Mitchell, his family, and friends are turned upside down after he finds a dinosaur bone in his backyard and it catches the attention of a famous paleontologist.The lives of young Dennis Mitchell, his family, and friends are turned upside down after he finds a dinosaur bone in his backyard and it catches the attention of a famous paleontologist.
