The Case of the Creepy Castle (The New Adventures of Mary-Kate & Ashley, No. 19)

Shadowcastle: A Fantasy Forest Book Three

Castle in Time (The Anywhere Ring, No 2)

Last Castle

Castles: Their Construction and History (Magnificent Castles)

Meg's Castle (Puffin Classics)

The Castle

Architecture and Construction: Building Pyramids, Log Cabins, Castles, Igloos, Bridges, and Skyscrapers (Scholastic Voyages of Discovery. Visual)

The Castle of the Red Gorillas (Treehouse Paperbacks)

Castle Murders