How to Steal a Dragon's Sword
Cressida Cowell
How to Train Your Dragon (9)
The Serpent's Shadow
Rick Riordan
The Kane Chronicles (3)
The Sea of Monsters
Percy Jackson and the Olympians (2)
Legacy
Shannon Messenger
Keeper of the Lost Cities (8)
How to Cheat a Dragon's Curse
How to Train Your Dragon (4)
How to Speak Dragonese
How to Train Your Dragon (3)
The Red Pyramid
The Kane Chronicles (1)