Featuring the latest information and advice about official cosmetology certification exams in all 50 states, this new edition includes: o Four full-length practice tests o A 250-question refresher course with detailed answer explanations o A 100-question online practice test in professional salon business, salon safety, science, nails, skin, physical services, chemical services, and hair design o A personalized analysis that identifies strengths and weaknesses to facilitate efficient studying o A FREE online practice test with instant scoring!