Aurora and Kate think there's a ghost or two haunting the Andersons' old barn. On Halloween night they decide to go ghost hunting and find something inside a horse stall.
Zilpha Keatley Snyder was an American author of books for children and young adults. Three of Snyder's works were named Newbery Honor books: The Egypt Game, The Headless Cupid and The Witches of Worm. She was most famous for writing adventure stories and fantasies.