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