The Sea of Monsters
Rick Riordan
Percy Jackson and the Olympians (2)
How to Seize a Dragon's Jewel
Cressida Cowell
How to Train Your Dragon (10)
The Sword of Summer
Magnus Chase and the Gods of Asgard (1)
How to Ride a Dragon's Storm
How to Train Your Dragon (7)
How to Cheat a Dragon's Curse
How to Train Your Dragon (4)