Final report to the Department of Health, Education, and Welfare, Office of Education, Washington, D.C., Grant no. 7-33-045.00, on testing the effectiveness of two-purpose television programs in contributing to both teacher and pupil learning (elementary science) for the period 1 July 1959-31 December 1960. Submitted by Alexander Frazier and Lewis D. Evans, Center for School Experimentation, University Schools, the Ohio State University.