Camp Half-Blood Confidential: Your Real Guide to the Demigod ...
Rick Riordan
The Tower of Nero
The Trials of Apollo (5)
The Son of Sobek
Demigods and Magicians (1)
The Tyrant's Tomb
The Trials of Apollo (4)
How to Ride a Dragon's Storm
Cressida Cowell
How to Train Your Dragon (7)