The Burning Maze
Rick Riordan
The Trials of Apollo (3)
The Dark Prophecy
The Trials of Apollo (2)
Percy Jackson's Greek Gods
Percy Jackson's Companion Books (3)
Demigods of Olympus: An Interactive Adventure
Camp Half-Blood Chronicles (1)
Ghost Light
Jonathan Moeller
The Ghosts (2.6)
Ghost in the Razor
Ghost Exile (4)
Ungodly
Kendare Blake
Goddess War (3)
Blade of the Ghosts
Ghost Exile (7.7)
Heroes of Olympus: Books I-III
Heroes of Olympus (0)
Dark Legion
Paul Kleynhans
Blood of Blood (1)
Attack of the Aswang
Kevin Hardman
Warden (3)
Mega-Awesome Adventures: 6 Tales of Mind-Bending, Heart-Pounding ...
Rick Riordan & Eoin Colfer & Eric Elfman & Bruce Hale & Ridley Pearson & Neal Shusterman & Jonathan Stroud
Mortal Gods
Goddess War (2)
The House of Hades
Heroes of Olympus (4)
Wendigo Fever
Warden (1)
Goddess Revenge
M. W. Muse
Goddess (4)
The Battle of the Labyrinth
Percy Jackson and the Olympians (4)
Percy Jackson and the Lightning Thief
Percy Jackson and the Olympians (1)
The Titan's Curse
Percy Jackson and the Olympians (3)
Lady of Avalon
Marion Zimmer Bradley
Avalon (3)
Dark Prince
David Gemmell
Greek Series (2)