While climbing Mt. Baldy, Treva outwits some trolls who want to steal her dog.

"Hilda can never sit still for long without setting off on another adventure. She can't resist exploring her enchanting world--a place where trolls walk, crows speak, and mountains move. The magic and folklore of the wild, windswept North come alive in this book about an adventurous little girl and her habit of befriending anything, no matter how curious it might seem. While on an expedition to illustrate the magical creatures of the mountains around...

With all the hallmarks that made the Artemis Fowl series so popular, this hilarious spinoff adventure stars Artemis' younger brothers, along with a nefarious nobleman, a shadowy nun, and a fairy intern, and a maverick troll.
One week after their eleventh birthday, the Fowl twins—scientist Myles, and Beckett, the force of nature—are left in the care of house security (NANNI) for a single night. In that time they befriend a troll who has...

As a troll, Zarf Belford is at the bottom of the social ladder at Cotswin Middle School, but when the king goes missing and his insufferable son takes control, Zarf leads his friends Kevin and Chester on a rescue mission.

Once there was a bridge and a terrible and VERY hungry troll lived underneath it. When the three Billy Goats Gruff decide to clip-clop across the bridge to get to the grassy ridge, the troll is already imagining all the way to prepare a delicious goat dinner. But the troll underestimates those seemingly sweet but oh-so-savvy goats!

Describes the various kinds of trolls found in Norway's mountains and relates some of the stories associated with them.

Hedgie, the hedgehog, helps Henny, the speckled hen, trick the Tomten who has been eating all of Henny's eggs for breakfast.

When Wendy Everly was six years old her mother was convinced she was a monster and tried to kill her, and eleven years later Wendy learns that her mother was right and that she is actually a changeling troll, who, at the age of seventeen, must be returned to her rightful home.

When the eternally optimistic Poppy, queen of the Trolls, learns that the Bergens no longer have any holidays on their calendar, she enlists the help of Branch and the rest of the gang on the delightfully quirky mission to fix something that the Bergens don't think is broken.