1. 2. Atkins, J. Myron , “An Analysis of the Development of Elementary School Children in Certain Selected Aspects of Problem Solving Ability”, Doctoral Dissertation, New York University, 1956.
2. 3. Barber, Lois S. , “A Study of the Extent to Which Superior Teachers Accomplish the Integration of Health Education,” (unpublished Master's thesis, University of Maryland), 1961.
3. 4. Butcher, James A. , “An Experimental Comparison of the Unit and Traditional Methods of Teaching Science in the Sixth Grade,” Master's Thesis, West Virginia University, 1955.
4. Experimenting with the Direct Teaching of Health Education by Television in the Columbia Public Schools;Cauffman;Journal of School Health,1961