39 Clues: The Maze of Bones: A Graphic Novel (39 Clues Graphic Novel #1)

Grace is the last matriarch of the Cahills, the world's most powerfulfamily. Everyone from Napoleon to Houdini is related to theCahills, yet the source of the family power is lost. Now the cluesrace is on, and young Amy and Dan must decide what's important:hunting clues or uncovering what REALLY happened to their parents.