The Chalice of the Gods
Rick Riordan
Percy Jackson and the Olympians (6)
How to Steal a Dragon's Sword
Cressida Cowell
How to Train Your Dragon (9)
Percy Jackson's Greek Gods
Rick Riordan & John Rocco
The Sun and the Star
Rick Riordan & Mark Oshiro
Nico Di angelo Adventures (1)
How to Speak Dragonese
How to Train Your Dragon (3)
How to Cheat a Dragon's Curse
How to Train Your Dragon (4)