© 2021 WGBH Educational Foundation. All rights reserved. Peep and the Big Wide World and the Peep characters and related indicia are trademarks of WGBH Educational Foundation. All third party trademarks are the property of their respective owners. Used with permission. “Peep,” “Quack,” “Chirp,” “Tom” and “Nellie” were originally created by Kai Pindal for the National Film Board of Canada productions The Peep Show, © National Film Board of Canada, 1962, and Peep and the Big Wide World, © National Film Board of Canada, 1988. Peep and the Big Wide World ® is produced by WGBH and 9 Story Entertainment in association with TVOntario. Major funding for Peep and the Big Wide World is provided by the National Science Foundation. This material is based upon work supported by the National Science Foundation under Grant No. 1222607. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.