Eight-year-old Jack and his younger sister Annie use the magic treehouse to travel back to the Middle Ages, where they explore a castle and are helped by a mysterious knight.

Text and detailed drawings follow the planning and construction of a "typical" castle and adjoining town in thirteenth-century Wales.

Describes ten castles at a moment in history, including Chateau Gaillard, Windsor Castle, and Osaka Castle, through text and illustrations.

Tuesdays at Castle Glower are Princess Celie's favorite days. That's because on Tuesdays the castle adds a new room, a turret, or sometimes even an entire wing. No one ever knows what the castle will do next, and no one-other than Celie, that is-takes the time to map out the new additions. But when King and Queen Glower are ambushed and their fate is unknown, it's up to Celie, with her secret knowledge of the castle's never-ending twists and turns,...

"Lucien (Lucy) Minor is the resident odd duck in the bucolic hamlet of Bury. Friendless and loveless, young and aimless, Lucy is a compulsive liar, a sickly weakling in a town famous for producing brutish giants. Then Lucy accepts employment assisting the Majordomo of the remote, foreboding Castle Von Aux. While tending to his new post as Undermajordomo, Lucy soon discovers the place harbors many dark secrets, not least of which is the whereabouts...

Charlie and his magically gifted friends and relatives work together to rescue Billy Raven, a young orphan, from a mysterious and dangerous couple who have adopted him.

When Garron of Kersey returns home to claim his title as Baron Wareham, he's shocked to find Wareham Castle very nearly destroyed by a man called the Black Demon. According to the last starving servants in the castle, the Black Demon was looking for gold belonging to Garron's brother Arthur. Among his remaining servants is the enigmatic Merry. Together they bring Wareham back to its former splendor. But that is only the beginning. Did Arthur really...

"Castle Glower's towers have transported Princess Celie, her siblings, and her pet griffin, Rufus, to an unknown land. As they set out on a dangerous adventure to discover their whereabouts, they find an entire lost people, divided by the wishes of two wizards in a centuries-old quarrel over their beloved home--Castle Glower"--

In this third installment of the series, Pig trilogy, disappeared characters rematerialize, romances that seemed dead burst back to ardent life, and even Taddy and Brid, Castle Kissanes comely spirits, find new meaning as they resolve themselves into much-longed-for conclusions.

Ella tells a story with fairies, princesses, castles, and no bears.