ISBN-13: 9781416978121 / Angielski / Miękka / 2009 / 112 str.
In Treasure Trouble, Nancy, George, and Bess are headed to Barnacle Beach for a pirate-themed birthday party. But when the treasure chest filled with party favors disappears, playtime is over. With the help of a mysterious treasure map, the Clue Crew needs to reclaim the missing loot before the party's completely ruined. In Double Take, the Clue Crew has competition--one of their classmates has started a rival sleuthing club Can Nancy and the girls solve the latest case before the phony detectives do?