1. (1985). Characteristics of teachers associated with an exemplary program compared with science teachers in general (Doctoral dissertation, The University of Iowa, 1984).
2. & (1986). Science education for middle and junior high students, a position statement. Washington, DC: National Science Teachers Association.
3. & (1984). Research in science education: The cognitive perspective. In & (Eds.), Research within reach: Science education (pp. 171–189). Charleston, WV: Research and Development Interpretation Service, Appalachia Educational Laboratory, Inc.
4. (1986). Science and society. Unpublished questionnaire, Science Education Center, The University of Iowa, Iowa City, IA.