The Witches and the Grinnygog is a children's novel by the writer Dorothy Edwards, published in 1981[1] and shortlisted for that year's Whitbread Prize for a children's book.
The Witches and the Grinnygog is a story of pre-Christian traditions, considered in the Middle Ages to be witchcraft, surviving into the modern world, and deals with various themes related to English folklore, ghosts and time slips.