The Witches of Worm by Zilpha Keatley Snyder, and published by Atheneum About Lonely Jessica has a problem, not the least of which is a strange, newborn kitten named Worm, who seems to posses supernatural powers. Awards Won Title Year John Newbery Medal A medal to be given for the most distiguished contribution to children's literature produced during the preceding calendar year. 1973 - Honor(s) Email Print Cite Share This Page