Ned, a clumsy stable boy who spends a lot of time daydreaming about Princess Bella, takes a chance on becoming a hero when she is snatched from her secret garden by a fire-breathing monster.
With the help of a bottle of blue fire and a magical brooch, Theodora searches for a dragon on an island off the coast of Scotland before it causes any harm.
The three little dragons have agreed to take care of the old wizard's cats while he is away, but their inability to read his instructions causes problems until their friend, the Good Knight, saves the day.
Three children spend the summer with their mother on a secluded island where they discover a three-headed dragon living in a cave and learn what it means to be a Dragon Friend.
Hannah, Zachary, and Sarah Emily return to Lonely Island to save their friend, Fafnyr, a three-headed dragon, from being captured by a rich man who wants to put the creature on display.
A brave squire, an earnest page, and a strong-willed princess set out, each for individual reasons, to try to slay the dragon created to carry out a witch's revenge.