The Tower of Nero
Rick Riordan
The Trials of Apollo (5)
How to Train Your Dragon: 12
Cressida Cowell
How to Train Your Dragon (12)
The Wyrm King
Tony DiTerlizzi & Holly Black
The Dark Prophecy
The Trials of Apollo (2)
Wrath of the Triple Goddess
Percy Jackson and the Olympians (7)
The Chalice of the Gods
Percy Jackson and the Olympians (6)
The Lightning Thief
Percy Jackson and the Olympians (1)
The Sea of Monsters
Percy Jackson and the Olympians (2)
The Titan's Curse
Percy Jackson and the Olympians (3)
The Battle of the Labyrinth
Percy Jackson and the Olympians (4)
The Last Olympian
Percy Jackson and the Olympians (5)
The Demigod Files
Percy Jackson and the Olympians (4.5)