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The Sky Is Falling is a magic fiction novel written by Lester del Rey, an American science fiction author and editor. He was the author of many books in the juvenile Winston Science Fiction series, and the editor at Del Rey Books, the fantasy and science fiction imprint of Ballantine Books, along with his fourth wife Judy-Lynn del Rey.

After dying in a terrible accident at a building site, Dave Hanson finds himself being brought back to life in a world where magic is real, and where the sky is breaking apart and falling. And he is expected to put it back together again. Will he be able to save this strange world, and his own new life?