Dark Fire
Chris D'Lacey
Camp Half-Blood Confidential: Your Real Guide to the Demigod ...
Rick Riordan
The Last Olympian
Percy Jackson and the Olympians (5)
Camp Jupiter Classified
The Trials of Apollo (4.5)
Hotel Valhalla Guide to the Norse Worlds: Your Introduction ...
Magnus Chase and the Gods of Asgard (4)
How to Train Your Dragon
Cressida Cowell
How to Train Your Dragon (1)