1. and , “The relative effectiveness of teacher versus administrator curriculum conferences as agents of change,” paper accepted for presentation, N.S.T.A. National Meeting, Cincinnati, Ohio, March, 1977.
2. and , “Project ASSIST: Evolution of a model for in-service education in Iowa,” Special Report Number S, Iowa City, Iowa: Science Education Center, The University of Iowa, 1976.
3. Teaching Science in the Elementary School, New York: The Free Press, 1973, p. viii.
4. “Why the new school science doesn't sell,” Science and Children, 20–22 (1973).
5. The Impact of National Curriculum Projects The Need for Accurate Assessment