793; Jack and his sister have been kidnapped by Vikings and taken to the court of Ivar the Boneless and his terrifying half-troll wife; but things get even worse when Jack finds himself on a dangerous quest to find the magical Mimir's Well in a far-off land, with his sister's life forfeit if he fails.Other threats include a willful mother Dragon, a giant spider, and a troll-boar with a surprising personality -- to say nothing of Ivar the Boneless and his wife, Queen Frith, a shape-shifting half-troll, and several eight foot tall, orange-haired, full-time trolls. But in stories by award-winner Nancy Farmer, appearances do deceive. She has never told a richer, funnier tale, nor offered more timeless encouragement to young seekers than "Just say no to pillaging."

    When she's sent away to boarding school she makes up her mind to be the naughtiest pupil there's ever been! But Elizabeth soon finds out that being bad isn't as easy as it seems...Cover Illustration: Paul Davies

    It was first published in the pulp magazine All-Story Magazine in October, 1912. The character was so popular that Burroughs continued the series into the 1940s with two dozen sequels.

    But whoever struck first, trying to take each other's lives is simply what they do.