Guardians of Ga'Hoole: Book Seven: The Hatchling
The First Collier: Guardians of Ga’Hoole, Book 9
Guardians of Ga'Hoole, Book Six: The Burning
Guardians of Ga'Hoole, Book Five: The Shattering
Guardians of Ga'Hoole, Book Four: The Siege
The Golden Tree: Guardians of Ga'hoole, Book 12
Legend of the Guardians: The Owls of Ga'Hoole: Guardians of Ga'Hoole, Books One, Two, and Three