Paperback | Usborne Help Agent Arthur to solve the puzzles and defeat the pirates in this sea-faring adventure. In his latest amazing mission for the Action Agency, Arthur finds himself stranded on an island. It's not long before he's engaged in a battle of wits with a gang of ruthless pirates. He'll need all the help you can give him to solve a host of fiendish puzzles and foil the pirates' plan. Another classic Usborne Puzzle Adventure returns to delight a whole new generation. Juvenile Fiction / Activity Books Ages 7 to 11