Trollbella, a young queen, throws herself the most wonderful birthday party imaginable, but does not begin to enjoy it until she hears a laugh coming from the Ferris wheel.

Cardan Greenbriar, High King of Elfhame, visits the mortal world to face the troll woman, Aslog of the West.

Emma and Eadric travel to Upper Montevista to ask his parents to bless their upcoming marriage and discover that Eadric's younger brother has been kidnapped by trolls.

George encounters a magical dragon that takes him to a kingdom under siege by two trolls, and George sets off to capture them.

Thirteen-year-old Twig, having always looked and felt different from his woodtroll family, learns that he is adopted and travels out of his Deepwoods home to find the place where he belongs. He meets a collection of odd companions, such as his wise guardian, the caterbird; the slaughterers, a peaceful race who butcher animals for their livelihood; and the vicious, bile-swilling rotsucker. Always watching out for the horrible gloamglozer, whose presence...

When an old enemy discovers Troll Village, Poppy, the troll princess, and her reluctant partner Branch go on a hair-raising adventure to save their people.

"Prince Roquefort's quest for magical, height-increasing beans leads Zarf and his friends on a high-seas adventure, where they meet sea monsters, pirates, and a mer-pig"--

No one knows when he came to the farm, no one has ever seen him, but everyone knows it is the troll Tomten who walks about the lonely old farmhouse on a winter's night, talking to all the animals and reminding them of the promise of Spring.

After a summer at Camp Dragononka, Wiglaf returns to school to find himself tormented by his energetic younger brother Dudwin and a troublesome troll with a sense of humor.