How to Train Your Viking
Cressida Cowell
How to Train Your Dragon (1.5)
Hero's Guide to Deadly Dragons
How to Train Your Dragon (6)
The Tower of Nero
Rick Riordan
The Trials of Apollo (5)
The Son of Sobek
Demigods and Magicians (1)
Brisingr
Christopher Paolini
The Inheritance Cycle (3)