The Chalice of the Gods
Rick Riordan
Percy Jackson and the Olympians (6)
Unfinished Tales
J. R. R. Tolkien
Inheritance
Christopher Paolini
The Inheritance Cycle (4)
The Demigod Files
Percy Jackson and the Olympians (4.5)
How to Ride a Dragon's Storm
Cressida Cowell
How to Train Your Dragon (7)