The world is no longer safe for the Dragon Rider Murtagh and his dragon, Thorn. An evil king has been toppled, and they are left to face the consequences of the reluctant role they played in his reign of terror. Now they are hated and alone, exiled to the outskirts of society.  Throughout the land, hushed voices whisper of brittle ground and a faint scent of brimstone in the air—and Murtagh senses that something wicked lurks in the shadows of...

Billy and Bonnie won the battle but how will they win the war? Billy and Bonnie's hard-won victory in Circles of Seven came at a great cost as a vicious evil was unleashed on the earth. With Billy's father missing, Billy and Bonnie must lead the dragons into war against the demonic beings known as Watchers. But in order to win the war, an ultimate sacrifice must be made, and Billy and Bonnie will be forced to make the greatest decision of their lives-a...

Kendra and Seth seek help from the Giant Queen as the war against dragons moves into Titan Valley, a magical realm of towering giants and enslaved dragons.

Billy thinks he is just a typical teenager until his abnormally hot breath accidentally sets off the fire sprinklers in the school bathroom, prompting his parents to reveal a long-kept secret: Billy is actually part dragon. Shortly after, a new girl, Bonnie, arrives at school with her own secret. Unsure of who else to trust, Billy and Bonnie team up to discover their part in an Arthurian legend that started with their parents over a millennium ago....

Reluctant reader Kit discovers her wizarding powers and the magic she can wield through books to help save the local library, and its resident dragon, from a power-hungry tycoon.

After drinking enchanted hot chocolate, a brave young dragon is transformed into a twelve-year-old human girl with a passion for chocolate.

Billy and Bonnie explore a multidimensional domain of evil using their dragon traits and the wisdom they gained through their earlier adventures. In this realm, they navigate seven perilous worlds, each one manifested in a circular plane of existence that leads them deeper into the domain of a powerful enemy. The seventh circle holds a group of prisoners, captives of the evil mistress of the circles, and Billy has to find a way to set them free and...

After learning that humans are headed toward his hidden home, Firedrake, a silver dragon, is joined by a brownie and an orphan boy in a quest to find the legendary valley known as the Rim of Heaven, encountering friendly and unfriendly creatures along the way, and struggling to evade the relentless pursuit of an old enemy.

Team Dragon is back! This time Luca, Yazmine, and Zane have landed in the icy region of North Gelida. Here they must navigate giant frozen waves and outrun a hungry monster made of snow to return the second Thunder Egg to its frosty palace. But Dartsmith, the evil leader of Imperia, is always lurking, determined to make sure the dragon prophecy won't come true. He'll do whatever it takes to win the Dragon Games--but Luca, Yazmine, and Zane are determined...

As diverse subjects of Wrenly gather from far and wide to participate in the kingdom's Grand Tournament, a rude squire declares that girls cannot be knights, which makes Clara determined to prove that she can be anything she wants as long as she works hard enough for it.