Encyclopedias, Almanacs, Transcripts, and Maps
- Cosmology, Religious and Philosophical Aspects
- Cost Effectiveness in Education
- Cost-Effectiveness
- Council for Basic Education
- Council for Exceptional Children
- Council of Chief State School Officers
- Council on Education for Public Health
- Council on Linkages
- Counter-Marketing of Tobacco
- Created Co-Creator
- Creatio Continua
- Creatio Ex Nihilo
- Creativity and Drugs
- Crime and Alcohol
- Crime and Drugs
- Criminal Behavior
- Criminal Victimization of the Elderly
- Crisis Counseling
- Critical Gerontology
- Crop-Control Policies (Drugs)