Rosemarie T. Truglio is the senior vice president of curriculum and content at Sesame Workshop, where she is responsible for the development of the interdisciplinary curriculum on which "Sesame Street" is based, and oversees content development across platforms such as television, publishing, toys, home video, and theme park activities.…

Science teachers and graduate students have developed activities and assessment tools that begin to help students make the distinction between data and evidence. Two activities are covered in this article. (Contains 1 resource and 2 figures.)