1. “Development, Implementation, and Preliminary Evaluation of an Integrated Advanced Physical Science Laboratory Block Program at the High School Level “doctoral dissertation, University of Texas, Austin, 1967.
2. “Effects of Classroom Climate on Individual Learning,” doctoral dissertation, Harvard University, Cambridge, Mass., 1969.
3. CHEM study achievement among groups classified by cognitive preference scores
4. “An Exploratory Investigation of Verbal and Non-verbal Behaviors of BSCS Teachers and Non-BSCS Teachers,” doctoral dissertation, The Ohio State University, Columbus, 1968.
5. “The Development and Evaluation of Self-Instructional Physical Science Materials Based on Piaget's Analysis of the Growth of Logical Thinking,” doctoral dissertation, University of Texas, Austin, 1963.