The Battle of the Labyrinth
Rick Riordan
Percy Jackson and the Olympians (4)
Exile
Shannon Messenger
Keeper of the Lost Cities (2)
How to Cheat a Dragon's Curse
Cressida Cowell
How to Train Your Dragon (4)
Neverseen
Keeper of the Lost Cities (4)
The Sun and the Star
Rick Riordan & Mark Oshiro
Nico Di angelo Adventures (1)
The Tower of Nero
The Trials of Apollo (5)