The Mark of Athena
Rick Riordan
Heroes of Olympus (3)
The House of Hades
Heroes of Olympus (4)
The Blood of Olympus
Heroes of Olympus (5)
The Son of Neptune
Heroes of Olympus (2)
The Lost Hero
Heroes of Olympus (1)
The Burning Maze
The Trials of Apollo (3)
The Hidden Oracle
The Trials of Apollo (1)
The Dark Prophecy
The Trials of Apollo (2)
The Tyrant's Tomb
The Trials of Apollo (4)
The Tower of Nero
The Trials of Apollo (5)
The Sea of Monsters
Percy Jackson (2)
The Lightning Thief
Percy Jackson (1)
The Titan's Curse
Percy Jackson (3)
The Battle of the Labyrinth
Percy Jackson (4)
The Last Olympian
Percy Jackson (5)
The Crown of Ptolemy
Percy Jackson & Kane Chronicles Crossover (3)
The Staff of Serapis
Percy Jackson & Kane Chronicles Crossover (2)
The Son of Sobek
Percy Jackson & Kane Chronicles Crossover (1)
The Red Pyramid
The Kane Chronicles (1)
The Serpent's Shadow
The Kane Chronicles (3)
The Throne of Fire
The Kane Chronicles (2)