Nightfall
Shannon Messenger
Keeper of the Lost Cities (6)
The Sea of Monsters
Rick Riordan
Percy Jackson and the Olympians (2)
How to Ride a Dragon's Storm
Cressida Cowell
How to Train Your Dragon (7)
The Red Pyramid
The Kane Chronicles (1)
The Mark of Athena
The Heroes of Olympus (4)
The House of Hades
The Heroes of Olympus (1)
The Blood of Olympus
The Heroes of Olympus (5)
The Demigod Diaries
The Heroes of Olympus (0.0)
The Lost Hero
Percy Jackson The Complete Collection