These are mock exams used for last year's National Dental Hygienist Examination preparation. They are the second and third editions. The second and third editions only include the separate photo and explanation booklets. The explanations also contain the questions, so you should be able to solve them without any problems. There are no noticeable stains or scratches, but please purchase only if you are not concerned about minor imperfections. I will erase my name. There may be oversights. I apologize. This is a collection of problems from the nationwide standardized mock exams, with important points highlighted. - Title: Nationwide Standardized Mock Exam, 2nd and 3rd Editions - Exam Format: Mock Exam - Contents: Includes exam questions and explanations - Highlights: Important points are highlighted with a marker - Number of Books: Set of 2 books Thank you for looking.