The graphic novel adaptation of the mega-bestseller that launched a global phenomenon!
Minutes before she died Grace Cahill changed her will, leaving her descendants an impossible decision: "You have a choice - one million dollars or a clue."
Grace is the last matriarch of the Cahills, the world's most powerful family. Everyone from Marie Curie to Harry Houdini is related to the Cahills, yet the source of the family power is lost. 39 Clues hidden around the world will reveal the family's secret, but no one has been able to assemble them. Now the clues race is on, and young Amy and Dan must decide what's important: hunting clues or uncovering what REALLY happened to their parents.---from the publisher
192 pages 978-1338803365 Ages 8-12
Keywords: graphic novel, action/adventure, family secrets, mystery, parents, 8 year old, 9 year old, 10 year old, 11 year old, 12 year old, part of a series