The Titan's Curse
Rick Riordan
Percy Jackson and the Olympians (3)
A Really Good Day
Ayelet Waldman
The Chalice of the Gods
Percy Jackson and the Olympians (6)
Between Two Fires
Christopher Buehlman
The Last Olympian
Percy Jackson and the Olympians (5)
The Battle of the Labyrinth
Percy Jackson and the Olympians (4)