The Blood of Olympus
Rick Riordan
The Heroes of Olympus (5)
The House of Hades
The Heroes of Olympus (4)
The Mark of Athena
The Heroes of Olympus (3)
The Battle of the Labyrinth
Percy Jackson and the Olympians (4)
The Last Olympian
Percy Jackson and the Olympians (5)
The Son of Neptune
The Heroes of Olympus (2)
The Lost Hero
The Heroes of Olympus (1)
The Demigod Files
Percy Jackson and the Olympians (6)
The Titan's Curse
Percy Jackson and the Olympians (3)
The Sea of Monsters
Percy Jackson and the Olympians (2)
The Lightning Thief
Percy Jackson and the Olympians (1)