How to Steal a Dragon's Sword
Cressida Cowell
How to Train Your Dragon (9)
The Last Olympian
Rick Riordan
Percy Jackson and the Olympians (5)
The Battle of the Labyrinth
Percy Jackson and the Olympians (4)
The Staff of Serapis
Demigods and Magicians (1)
The Red Pyramid
The Kane Chronicles (1)