The Sword of Summer
Rick Riordan
Magnus Chase and the Gods of Asgard (1)
How to Ride a Dragon's Storm
Cressida Cowell
How to Train Your Dragon (7)
Inheritance
Christopher Paolini
The Inheritance Cycle (4)
How to Steal a Dragon's Sword
How to Train Your Dragon (9)
The Lightning Thief
Percy Jackson and the Olympians (1)
The Sea of Monsters
Percy Jackson and the Olympians (2)
The Titan's Curse
Percy Jackson and the Olympians (3)
The Battle of the Labyrinth
Percy Jackson and the Olympians (4)
The Last Olympian
Percy Jackson and the Olympians (5)