Encyclopedias, Almanacs, Transcripts, and Maps
- Centers for Teaching Improvement in Colleges and Universities
 - Centre for Addiction and Mental Health
 - Certification of Causes of Deaths
 - Certification of Public Health Workers
 - Chall, Jeanne (1921–1999)
 - Chaos, Quantum
 - Chaos, Religious and Philosophical Aspects
 - Character Development
 - Charters, W. W. (1875–1952)
 - Chewing and Smokeless Tobacco, Snuff
 - Chicken Pox and Shingles
 - Child Abuse and Drugs
 - Child Care, Daycare
 - Child Development, Stages of Growth
 - Child Health Services
 - Child Mortality
 - Child Protective Services
 - Child-Resistant Packaging
 - Childhood Behavior and Later Drug Use
 - Childhood Injury
 
