The Titan's Curse
Rick Riordan
Percy Jackson and the Olympians (3)
The Throne of Fire
Kane Chronicles (2)
The Sea of Monsters
Percy Jackson and the Olympians Book (2)
The Red Pyramid
The Lost Hero
Heroes of Olympus (1)
The Lightning Thief
Percy Jackson and the Olympians Book (1)
The Last Olympian
Percy Jackson and the Olympians (5)
The Battle of the Labyrinth
Percy Jackson and the Olympians (4)