This directory lists 24 organizations providing educational resource materials on rural science and technology, conservation, and the environment. Each entry contains the address and phone number of the organization, name of a contact person, and brief description of programs, activities, publications, and services available. Resource materials cover: (1) the teaching of agriscience technology in high school; (2) soil and water conservation activities; (3) telecommunications services providing mathematics and science programs to rural and small school districts; (4) 4-H programs and publications on food, agriculture, and natural resources; (5) environmental education activities; (6) aerospace and aviation education; (7) implementation of science programs in rural schools; (8) teaching modules on wilderness management and forestry; (9) programs to provide background on biomedical careers and biotechnology; and (10) networks to improve science and technology education in rural schools. (SV)