The Lightning Thief
Rick Riordan
Percy Jackson and the Olympians (1)
The Hammer of Thor
Magnus Chase and the Gods of Asgard (2)
The Sword of Summer
Magnus Chase and the Gods of Asgard (1)
How to Speak Dragonese
Cressida Cowell
How to Train Your Dragon (3)
How to Ride a Dragon's Storm
How to Train Your Dragon (7)