Hero's Guide to Deadly Dragons
Cressida Cowell
How to Train Your Dragon (6)
The Last Olympian
Rick Riordan
Percy Jackson and the Olympians (5)
The Chalice of the Gods
Percy Jackson and the Olympians (6)
How to Train Your Dragon: 12
How to Train Your Dragon (12)
How to Speak Dragonese
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How to Cheat a Dragon's Curse
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The Red Pyramid
The Kane Chronicles (1)