The product of a 1972 Dental Health Branch contract with the U.S. Public Health Service, this manual is designed to aid in the development of school fluoridation programs and presents: background information on general concepts relating to the action of fluoride on teeth; discussions dealing with community and school fluoridation studies; and the school fluoridation system developed and used in Kentucky. Specifically this guide includes: (1) Introduction (statistical information re fluoridation in general and the Kentucky project in particular); (2) Concepts of Fluoride Action; (3) Belated Full-Time Exposure to Fluoridated Community Water Supplies (three studies documenting the effects of fluoridation); (4) Belated Part-Time Consumption of Fluoridated Water (two studies); (5) Studies on Rural School Fluoridation (four major studies, one of which involves a school served by naturally fluoridated well water and three which involve controlled fluoridation of the school water supply); (6) Initial Rural School Survey Procedures; (7) Installation of School Fluoridation Equipment; (8) Charging and Calibration (fluoridation equipment); (9) Surveillance; (10) Maintenance; (11) Important Administrative Considerations; (12) Appendix (sample forms, equipment lists and photographs of equipment that are used in school fluoridation which might prove useful to agencies and schools interested in instituting a fluoridation program). (JC)