Camp Jupiter Classified
Rick Riordan
The Trials of Apollo (4.5)
Inheritance
Christopher Paolini
The Inheritance Cycle (4)
Lodestar
Shannon Messenger
Keeper of the Lost Cities (5)
How to Steal a Dragon's Sword
Cressida Cowell
How to Train Your Dragon (9)
The Lost Hero
The Heroes of Olympus (1)