CNA skills test by testing vendor
Your testing vendor decides how the skills test is scored. Credentia, Prometric and D&S Headmaster each have different lists, time limits and correction rules.
4 guides
- Credentia NNAAP skills list: all 23 skills and their tolerancesThe 23 skills on Credentia's NNAAP-style handbooks, which ones each state skips, critical element steps and the exact measurement tolerances.
- How does the Prometric CNA clinical skills test work?Prometric's nurse aide skills test (Texas, Florida): 3 assigned skills + Handwashing + Indirect Care, checkpoints, corrections and the readiness test.
- How does the D&S Headmaster CNA skills test work?D&S Diversified Technologies (Headmaster) skill test rules from the Ohio handbook: mandatory first task, bold key steps, 80% rule, 35 minutes.
- Credentia vs Prometric vs Headmaster: how the CNA skills test differsSide by side: number of skills, time, handwashing, corrections, tolerances and who plays the resident on Credentia, Prometric and D&S Headmaster.
Your state's current candidate handbook is the authority on the skills list, critical steps, tolerances and time limits. We summarize it and link it; check it before test day.
What to do next
The skills test is only half of certification. Practice the written test free, or get the full timed simulator.
You must pass the written test too. Take the free 20-question practice test, or unlock the timed 60-question exam simulator, the full question bank and every skill checklist for $29 one-time (or $9/month).