Titles in this Set:

The Maze of Bones
One False Note
The Sword Thief
Beyond The Grave
The Black Circle
In Too Deep 
The Viper's Nest
The Emperor's code
Storm Warning
Into the Gauntlet
Vespers Rising

Description:

The Maze of Bones:
What would happen if you discovered that your family was one of the most powerful in human history? What if you were told that the source of the family's power was hidden around the world in the form of 39 clues?

One False Note:
Super-selling author Gordon Korman sends Amy and Dan off on a wild chase in Book 2 of the highly-anticipated 39 Clues series. 

The Sword Thief:
ATTENTION! Amy and Dan Cahill have been located once again, this time in the company of the notoriously unreliable Alistair Oh. 

Beyond The Grave:
Amy and Dan are hot on the trail of the fourth Clue, but their ruthless relatives will stop at nothing to eliminate them from the competition. Their hunt leads them to an ancient city that has been a hot bed of Cahill activity for centuries. 

The Black Circle
INCOMING! Amy and Dan have been found UNHARMED! But perhaps not for long - the ruthless Irina Spasky is right on their tail. And WHAT are those crazy kids doing poking their noses into Lucian secrets?!?

In Too Deep:
Seven years ago there was a terrible fire. Dan and Amy Cahill were saved, but both of their parents died. The fire was ruled accidental, and Dan and Amy had no reason to believe otherwise 

The Viper's Nest:
Shaken by a shocking loss, Amy and Dan flee to an exotic land and trace the footsteps of their most formidable ancestor yet: a military leader of mythic proportions.

The Emperor's code:
The "New York Times" bestselling series. As the race to find the 39 Clues builds to its explosive finish, Amy and Dan must steal a Clue guarded by thousands of the world's best soldiers.

Storm Warning:
The New York Times bestselling series. On the hunt for the 39 Clues, Amy and Dan Cahill uncovered shocking information about their past 

Into the Gauntlet:
Fourteen-year-old Amy Cahill and her younger brother, Dan, have had enough. Not only do they have to find the 39 Clues first, they're expected to reunite their backstabbing family 

Vespers Rising:
A new enemy. An even deadlier challenge. The NEW YORK TIMES best-selling series returns. The Cahills thought they were the most powerful family the world had ever known.