K.M. Waldvogel is a former teacher who now enjoys writing for children. She is the author of the middle-grade narrative nonfiction book, "Spies, Soldiers, Couriers, & Saboteurs: Women of the American Revolution." The book highlights little-known women who risked their lives to help the Patriots defeat the British. Her Halloween picture book, "Three Little Ghosts," is written in rhyming text and is a light-hearted adventure of ghosts on Halloween night as they join trick-or-treaters. You can read more about Waldvogel at her website: www.kmwaldvogel.com. Follow her on Facebook @author.KM.Waldvogel.