The Demigod Diaries
Rick Riordan
The Heroes of Olympus (0)
How to Train Your Viking
Cressida Cowell
How to Train Your Dragon (1.5)
Unlocked
Shannon Messenger
Keeper of the Lost Cities (8.5)
Icefire
Chris D'Lacey
How to Train Your Dragon
How to Train Your Dragon (1)
How to Be a Pirate
How to Train Your Dragon (2)
How to Speak Dragonese
How to Train Your Dragon (3)
How to Cheat a Dragon's Curse
How to Train Your Dragon (4)
The Fire Within
Fire Star