How to Train Your Dragon: How To Cheat A Dragon's Curse: Book 4

How to Train Your Dragon: How to Break a Dragon's Heart: Book 8

How to Train Your Dragon: How to Steal a Dragon's Sword: Book 9

How to Train Your Dragon: How to Ride a Dragon's Storm: Book 7

How to Train Your Dragon: A Hero's Guide to Deadly Dragons: Book 6

How to Train Your Dragon: How to Seize a Dragon's Jewel: Book 10

How to Train Your Dragon: How to Betray a Dragon's Hero: Book 11

How to Train Your Dragon: How to Fight a Dragon's Fury: Book 12

How to Train Your Dragon: How to Twist a Dragon's Tale: Book 5

How To Train Your Dragon Collection: Books 4-6