The Sea of Monsters
Rick Riordan
Percy Jackson and the Olympians (2)
The Red Pyramid
The Kane Chronicles (1)
The Lost Hero
The Heroes of Olympus (1)
Unlocked
Shannon Messenger
Keeper of the Lost Cities (8.5)
Hero's Guide to Deadly Dragons
Cressida Cowell
How to Train Your Dragon (6)
How to Be a Pirate
How to Train Your Dragon (2)
How to Break a Dragon's Heart
How to Train Your Dragon (8)
How to Cheat a Dragon's Curse
How to Train Your Dragon (4)
How to Ride a Dragon's Storm
How to Train Your Dragon (7)
How to Seize a Dragon's Jewel
How to Train Your Dragon (10)
How to Speak Dragonese
How to Train Your Dragon (3)
How to Steal a Dragon's Sword
How to Train Your Dragon (9)
How to Train Your Dragon
How to Train Your Dragon (1)
How to Train Your Dragon: 12
How to Train Your Dragon (12)
How To Train Your Dragon: How to Betray a Dragon's Hero: Book ...
How to Train Your Dragon (11)
How to Train Your Viking
How to Train Your Dragon (1.5)
How to Twist a Dragon's Tale
How to Train Your Dragon (5)