It all began with a pocket knife which led to a mysterious inscription which led to a wolf. But there are no wolves in Delaware...or are there? It's up to the Delaware Detectives to find out. In book one, Abby and Jamie, along with their friends Scott and Phyllis, followed a trail of tantalizing clues to uncover a hidden fortune. In book two, the curious siblings embarked on a nearly-impossible mission to find a missing man. Book three thrusts the...