The Demigod Files
Rick Riordan
Percy Jackson and the Olympians (4.5)
Legacy
Shannon Messenger
Keeper of the Lost Cities (8)
How to Be a Pirate
Cressida Cowell
How to Train Your Dragon (2)
The House of Hades
The Heroes of Olympus (1)
Hotel Valhalla Guide to the Norse Worlds: Your Introduction ...
Magnus Chase and the Gods of Asgard (4)