The Copernicus Legacy: The Crown of Fire

Percy Jackson and the Lightning Thief (Book 1)

The Forbidden Stone (The Copernicus Legacy, Book 1)

Percy Jackson and the Last Olympian (Book 5)

The Copernicus Legacy: The Golden Vendetta

Percy Jackson and the Sea of Monsters (Book 2)

The Copernicus Archives #2: Becca and the Prisoner's Cross

Percy Jackson and the Titan's Curse (Book 3)

The Ruins of Gorlan (Ranger's Apprentice Book 1 )

The Serpent’s Curse (The Copernicus Legacy, Book 2)

The Blood of Olympus (Heroes of Olympus Book 5)

The House of Hades (Heroes of Olympus Book 4)

The Mark of Athena (Heroes of Olympus Book 3)

Percy Jackson and the Battle of the Labyrinth (Book 4)

The Burning Bridge (Ranger's Apprentice Book 2)