How to Train Your Viking by Toothless

How to Train Your Dragon: A Journal for Heroes

The Day of the Dreader World Book Day 2012

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

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

The Complete Book of Dragons: A Guide to Dragon Species (How to Train Your Dragon)

How to Seize a Dragon's Jewel (How to Train Your Dragon)

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

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

A Hero's Guide to Deadly Dragons (How to Train Your Dragon, Book 6)

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