Encyclopedias, Almanacs, Transcripts, and Maps
- Roundworms: Caenorhabditis Elegans
- RPR Test
- Rural Education
- Rural Public Health
- Rutgers Center of Alcohol Studies
- Sacramental Universe
- Safety Assessment
- Safety Factors
- Safety Standards
- Sanchez, George I. (1906–1972)
- Sanitation in Developing Countries
- São Tomé and Príncipe
- Sarcopenia
- Scheduling
- School Board Relations
- School Boards
- School Facilities
- School Food Programs
- School Health
- School Health Educational Media