Camp Half-Blood Confidential: Your Real Guide to the Demigod ...
Rick Riordan
The Red Pyramid
The Kane Chronicles (1)
The Fork, the Witch, and the Worm
Christopher Paolini & Angela Paolini
The Inheritance Cycle (4.5)
The Chalice of the Gods
Percy Jackson and the Olympians (6)
The Sun and the Star
Rick Riordan & Mark Oshiro
Nico Di angelo Adventures (1)
The Tower of Nero
The Trials of Apollo (5)