Dark Fire
Chris D'Lacey
The Demigod Files
Rick Riordan
Percy Jackson and the Olympians (4.5)
The Chalice of the Gods
Percy Jackson and the Olympians (6)
Rain & Fire: A Companion to the Last Dragon Chronicles
Jay D'Lacey & Chris D'Lacey
Rain & Fire (1)
The Red Pyramid
The Kane Chronicles (1)
The Serpent's Shadow
The Kane Chronicles (3)
The Throne of Fire
The Kane Chronicles (2)