Introducing the new up-to-date CNA Study Guide 2020-2021. How is this guide different from others? 4 Full Length Practice Tests Answers along with explanations Test Preparation Strategies With 240 questions, you will have enough practice to take the exam and achieve a winning score the first time. About Newstone Test Prep Thousands of students have scored higher on their exams after using our study guides. You will too. At Newstone Test Prep, we do not just create practice test questions, but we create the same number of questions as the real exams, in the same format. This has been a huge help for past students because they were able to simulate the real test while studying.   ​ If you want to score high on your exam, order your copy today.