An internal report of Educational Radio and Television (ERTV), the South African Broadcasting Corporation, this literature survey is designed to provide a basis for specific practical, local research in areas such as curriculum analysis, target audience research, research on listening habits, availability of the medium, cost analysis, and formative evaluation. The literature reviewed includes reports on past research, program experiences, innovative projects and developments, and radio school systems pertaining to the educational use of the radio in countries outside of South Africa. The review is divided into eight sections: (1) Radio Forums--A Strategy for Rural Development; (2) The Radio Language Arts Projects--Adapting the Radio Mathematics Model); (3) Radio Mathematics Report; (4) Radio Vision; (5) Two-Way Radios in Schools; (6) Educational Radio in the United States; (7) A College Degree via Radio; and (8) Educational Radio in Other Countries. A curriculum guide from the South Carolina Educational Television and Radio Networks is appended. (28 references) (CGD)