Keeper of the Lost Cities
Shannon Messenger
Keeper of the Lost Cities (1)
The Lightning Thief
Rick Riordan
Percy Jackson and the Olympians (1)
How to Train Your Dragon: 12
Cressida Cowell
How to Train Your Dragon (12)
How to Train Your Viking
How to Train Your Dragon (1.5)
How to Train Your Dragon
How to Train Your Dragon (1)
The Serpent's Shadow
The Kane Chronicles (3)