How to Train Your Dragon
Cressida Cowell
How to Train Your Dragon (1)
The Ironwood Tree
Tony DiTerlizzi & Holly Black
The Spiderwick Chronicles (4)
How to Steal a Dragon's Sword
How to Train Your Dragon (9)
Camp Half-Blood Confidential: Your Real Guide to the Demigod ...
Rick Riordan
The Tyrant's Tomb
The Trials of Apollo (4)
The Tower of Nero
The Trials of Apollo (5)
The Hidden Oracle
The Trials of Apollo (1)
The Dark Prophecy
The Trials of Apollo (2)
Camp Jupiter Classified
The Trials of Apollo (4.50)
The Burning Maze
The Trials of Apollo (3)