COS courses
10 courses · Tri-County Community College · Fall 2026
- COS 111 — Cosmetology Concepts I1 section
- COS 112 — Salon I1 section
- COS 117 — Cosmetology Concepts IV1 section
- COS 118 — Salon IV1 section
- COS 119 — Esthetics Concepts I2 sections
- COS 120 — Esthetics Salon I2 sections
- COS 130 — State Board Exam Preparation Course1 section
- COS 222 — Manicure/Nail Technology II1 section
- COS 271 — Instructor Concepts I1 section
- COS 272 — Instructor Practicum I1 section
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