How to Cheat a Dragon's Curse
Cressida Cowell
How to Train Your Dragon (4)
The Sea of Monsters
Rick Riordan
Percy Jackson and the Olympians (2)
The Lost Hero
The Heroes of Olympus (1)
The Sword of Summer
Magnus Chase and the Gods of Asgard (1)
Percy Jackson's Greek Gods
Rick Riordan & John Rocco
The Burning Maze
The Trials of Apollo (3)