Vespers Rising (The 39 Clues, Book 11)

The Maze of Bones (The 39 Clues, Book 1)

Countdown (The 39 Clues: Unstoppable, Book 3)

One False Note (The 39 Clues, Book 2)

The Dead of Night (The 39 Clues: Cahills vs. Vespers, Book 3)

The Sword Thief (The 39 Clues, Book 3)

Shatterproof (The 39 Clues: Cahills vs. Vespers, Book 4)

Beyond the Grave (The 39 Clues, Book 4)

A King's Ransom (The 39 Clues: Cahills vs. Vespers, Book 2)

The Black Circle (The 39 Clues, Book 5)

In Too Deep (The 39 Clues, Book 6)

The Medusa Plot (The 39 Clues: Cahills vs. Vespers, Book 1)

The Viper's Nest (The 39 Clues, Book 7)

The Emperor's Code (The 39 Clues, Book 8)

Flashpoint (The 39 Clues: Unstoppable, Book 4)