Fantasy - A fantasy novel for children written by C. S. Lewis. It was the sixth book published in his The Chronicles of Narnia series, but is the first in the internal chronology of the Narnia novels' fictional universe.

The novel begins in London in the early 1900s. The principal characters are two pre-adolescent children, Digory Kirke and Polly Plummer, Digory being the boy who becomes the Professor Kirke appearing in The Lion, the Witch and the Wardrobe and The Last Battle. The pair are transported to other worlds by the magical experiments of Digory's selfish Uncle Andrew and become caught up in the creation of Narnia and the introduction there of the evil witch-queen Jadis, antagonist of The Lion, the Witch and the Wardrobe.