Hiccup Horrendous Haddock III, everyone's favorite reluctant Viking hero, has three months, five days and six hours to discover America, get back to Berk, save his father, battle Polarserpents, and win the annual Inter-Tribal Friendly Swimming Race. Can he do it?

In the fifth adventure in the How to Train Your Dragon series, someone has stolen the Fire-Stone. Now the volcano on Volcano Island has become active and the tremors are hatching the eggs of the Exterminator dragons! Can Hiccup return the Fire-Stone to the Volcano, stop the Volcano from erupting, and save the Tribes from being wiped out by the terrible sword-claws of the Exterminators?

Stranded on the exceptionally dangerous, and possibly haunted, Beach of the Broken Heart, Hiccup must face UG the Uglithug and complete the impossible task -- or die trying. Along the way, he'll have to battle Berserks, dodge Scarers, and save Fishlegs from being fed to the Beast, all while being hunted down by an old enemy with a dark secret about the mysterious Lost Throne. With Toothless by his side, and time to stage his rescue running out, what's a Hero to do?

The How to Train Your Dragon series chronicles the adventures and misadventures of Viking underdog Hiccup Horrendous Haddock III and his dragon, Toothless. In Book 9, a dragon rebellion is coming - filled with the meanest, nastiest dragons in the Archipelago. Razor-wings, Tonguetwisters, and Vampire Ghouldeaths are attacking Vikings and seem to be seeking one soul in particular: Hiccup Horrendous Haddock the Third!

In his fourth sidesplitting adventure, Hiccup Horrendous Haddock III must rescue his best friend, Fishlegs, from the deadly disease Vorpentitis. The only cure is rare and almost impossible to find...a potato. But where will Hiccup find such a thing? He'll have to dodge the terrible Sharkworms, battle Doomfangs, and outwit crazy Hooligans if he's going to be a Hero...again.

In Hiccup the Viking's misadventures, the stakes have never been higher, and it's friend versus foe to decide the fate of the world. In this, the penultimate title in the amazing story arc that began with How to Train Your Dragon, Hiccup is faced with a personal dilemma against the backdrop of an impending battle and the possible destruction of everything he knows.

Book 12 is the epic finale to the New York Times best-selling How to Train Your Dragon series! The Doomsday of Yule has arrived, and the future of dragonkind lies in the hands of one boy with nothing to show but everything to fight for. Hiccup's quest is clear...but can he end the rebellion? Can he prove himself to be king? Can he save the dragons? The stakes have never been higher, as the very fate of the Viking world hangs in the balance!

The rollicking sequel to How to Train Your Dragon and How to Be a Pirate offers a fast-paced plot, slapstick humor, witty dialogue, to enhance an exciting tale featuring Hiccup Horrendous Haddock III.

Follow the further adventures and misadventures of Hiccup Horrendous Haddock III as his Viking training continues and his father leads a stranger and the Hairy Hooligans to the Isle of Skullions in search of a pirate's treasure.

Chronicles the adventures and misadventures of Hiccup Horrendous Haddock III as he tries to pass the important initiation test of his Viking clan, the Tribe of the Hairy Hooligans, by catching and training a dragon.

Once there were Wizards, who were Magic, and Warriors, who were not. But Xar, son of the King of Wizards, can't cast a single spell. And Wish, daughter of the Warrior Queen, has a banned magical object of her own. When they collide in the wildwood, on the trail of a deadly witch, it's the start of a grand adventure that just might change the fabric of their worlds.

Xar and Wish are heroes with a huge task ahead - confronting the Nuckalavee is not for the faint hearted. But with Magic and Iron together, they might just have a chance of saving their beloved homes from those who seek to destroy everything they hold dear. Beloved, best-selling author Cressida Cowell once again brings her trademark wit and stunning combination of action, adventure, humor, and incredible artwork to this epic new adventure, sure to transport and enchant listeners. Knock Three Times immerses you in a world you won't ever wish to leave. 

This was once the story of a young boy Wizard and a young girl Warrior who had been taught since birth to hate each other like poison. But now, the boy Wizard and girl Warrior have been brought together in the Badwoods and they have witnessed the shocking consequences of the Stone That Takes Away Magic. They will need to cast aside their differences once more - for an Evil Spell has broken free. It's up to Xar and Wish to find the ingredients. But it means entering dangerous territory unannounced...

Xar and Wish are on the final leg of their journey - first stop: The Mine of Happiness. Here, starvation is never far away for the Magical creatures who toil in its horrible depths. Xar and Wish must escape and fast; Xar needs to take control of his ever-growing Witchstain, and Wish must achieve her Destiny. But the Tazzelwurm is in their way, a grotesque monster who threatens to block every entrance. Time is not on their side, but the forests are calling them. Will their combined strength be enough for the biggest quest so far: to defeat the Kingwitch once and for all?

The Aldens are joining Dr. Iris Perez as she investigates legendary creatures around the world. In the last leg of the journey, the children travel to the Amazon rain forest. They love learning about all the different plants and animals they have never seen before. But is there really a creature in the forest that hasn’t yet been discovered?