This site provides two memory test one is visual, and the other is verbal, your results are then compared to the scores of people who have taken the same test in a laboratory setting. These test can be taken as many times as you like, and its more for the purpose of amusement, and not to be taken too serious. Even if you score is low it doesn’t provide as much accuracy as testing in a neurological laboratory to properly diagnose yourself by professionals. Both test take 10-15 minutes and depend on how long you take to answer each question. Its is best taken in a quiet setting in which you will not be disturbed to get the best accurate score you can get.