Free diagnostic
Free dental hygiene board practice test
15 questions across every area in 17 minutes: the biomedical sciences, clinical services, community health and a short patient case. Then your score in each area, a short lesson on the one to fix first and a study plan.
- Every area of the exam, at its pace.
- No account, no email.
- Move back and forth and flag questions.
The real exam
| Session | Questions | Time |
|---|---|---|
| Session One: scientific basis 56, clinical services 124, research and community health 20 | 200 | 3 h 30 min |
| Session Two: 12 to 15 patient cases | 150 | 4 h |
350 multiple-choice questions in two sessions, with an optional 30-minute break between them. You are not penalized for guessing.
What your result means
You get questions right in each area, so you can see where to start. The real exam reports pass or fail from a scale score of 49 to 99, where 75 is the minimum pass. See how the passing score works.
Original practice written to the JCNDE's NBDHE 2026 Candidate Guide and its test specifications in effect from November 1, 2026. Independent, original practice for the National Board Dental Hygiene Examination. NBDHE® is a registered trademark of the American Dental Association, used here only to name the exam. UniGenius is not affiliated with or endorsed by the American Dental Association or the Joint Commission on National Dental Examinations.