The Crown of Ptolemy
Rick Riordan
Demigods and Magicians (3)
The Tower of Nero
The Trials of Apollo (5)
The Son of Neptune
The Heroes of Olympus (2)
Brisingr
Christopher Paolini
The Inheritance Cycle (3)
The Tyrant's Tomb
The Trials of Apollo (4)
The Hidden Oracle
The Trials of Apollo (1)
The Dark Prophecy
The Trials of Apollo (2)
Camp Jupiter Classified
The Trials of Apollo (4.5)
The Burning Maze
The Trials of Apollo (3)