The Magician's Nephew

"The Magician's Nephew," written by C.S. Lewis, is a fantasy novel and part of "The Chronicles of Narnia" series. It tells the story of two children, Digory and Polly, who accidentally find themselves in a parallel universe called Narnia. They witness its creation by Aslan, a great lion symbolizing good. The story explores themes of creation, temptation, and the battle between good and evil, as the children confront the dark magic of Jadis, the White Witch. Ultimately, it serves as a prequel to the later adventures in Narnia, establishing its rich mythology.