Dan and Amy Cahill are given the choice of receiving a million dollars or uncovering the thirty-nine clues hidden around the world that will lead to the source of the family's power, but by taking on the clues, they end up in a dangerous race against their own family.
General Note
Issued on Playaway, a dedicated audio media player.
Previously released by Scholastic Audiobooks, p2008.
In container (19 x 14 x 3 cm.).
One set of earphones and one AAA battery required for playback. Includes lanyard.