This manual emphasizes the health relationships in the physical school environment and provides environmental criteria by which existing or planned facilities can be evaluated. Individual chapters deal with school health programs; planning for new schools; school site selection, building plan, and plan review; water supply; plumbing; sewage disposal; food service facilities and operation; illumination; thermal environment; acoustics; injury control; solid waste management; anthropod and rodent control; general housekeeping and maintenance. Appendix A lists publications on state guidelines and regulations. Appendix B offers recommendations concerning design of buildings for energy savings. Appendix C gives the American National Standards Institute specifications for making buildings accessible to the physically handicapped. This manual should prove useful to all persons concerned with providing healthful schools, including parents, teachers, administrators, planners, and health service workers. (Author/LD)