Listed are the in-service institutes sponsored by the National Science Foundation for secondary school teachers during the 1972-73 academic year. The broad areas included in the institutes are biology, chemistry, engineering, environmental studies, earth sciences, physical science, social science, and mathematics. Also included are brief descriptions of seven comprehensive projects which represent integrated approaches to teacher education with both pre- and in-service components. Such institutes can be attended for full- and part-time study during the year and summer. (PS)