With fifty mystery puzzles for budding detectives! From a crisis on a cruise ship to a country house poisoning and a treacherous train journey, there's something perilously exciting for every budding detective to solve! * Created in collaboration with the official Agatha Christie estate * Bringing the thrilling and mysterious world of Agatha Christie to a new generation of puzzle-solving, code-cracking detectives​ * For children aged 8 and up