Percy Jackson's Greek Gods
Rick Riordan & John Rocco
The Last Olympian
Rick Riordan
Percy Jackson and the Olympians (5)
Wrath of the Triple Goddess
Percy Jackson and the Olympians (7)
The Dark Prophecy
The Trials of Apollo (2)
How to Cheat a Dragon's Curse
Cressida Cowell
How to Train Your Dragon (4)