The Crown of Ptolemy
Rick Riordan
Demigods and Magicians (3)
Wrath of the Triple Goddess
Percy Jackson and the Olympians (7)
The Hammer of Thor
Magnus Chase and the Gods of Asgard (2)
The Blood of Olympus
The Heroes of Olympus (5)
How to Speak Dragonese
Cressida Cowell
How to Train Your Dragon (3)
How to Cheat a Dragon's Curse
How to Train Your Dragon (4)