Everblaze
Shannon Messenger
Keeper of the Lost Cities (3)
The Last Olympian
Rick Riordan
Percy Jackson and the Olympians (5)
Nightfall
Keeper of the Lost Cities (6)
Unraveled
Keeper of the Lost Cities (9.50)
The Burning Maze
The Trials of Apollo (3)
Camp Jupiter Classified
The Trials of Apollo (4.50)
The Dark Prophecy
The Trials of Apollo (2)
The Hidden Oracle
The Trials of Apollo (1)
The Tower of Nero
The Trials of Apollo (5)
The Tyrant's Tomb
The Trials of Apollo (4)