The Son of Neptune
Rick Riordan
The Heroes of Olympus (2)
The Throne of Fire
The Kane Chronicles (2)
Eragon
Christopher Paolini
The Inheritance Cycle (1)
Percy Jackson's Greek Gods
Rick Riordan & John Rocco
The Demigod Files
Percy Jackson and the Olympians (4.5)
The Lost Hero
The Heroes of Olympus (1)
The Serpent's Shadow
The Kane Chronicles (3)
The Mark of Athena
The Heroes of Olympus (4)