The Demigod Files
Rick Riordan
Percy Jackson and the Olympians (4.5)
The House of Hades
The Heroes of Olympus (1)
The Red Pyramid
The Kane Chronicles (1)
The Mark of Athena
The Heroes of Olympus (4)
How to Train Your Dragon
Cressida Cowell
How to Train Your Dragon (1)
How to Cheat a Dragon's Curse
How to Train Your Dragon (4)
How to Be a Pirate
How to Train Your Dragon (2)