Mental Age Test

Mental Age Test is a game played by Markiplier.

Game Information
Have you ever asked yourself 'What is my mental age ?'. Well, now you can find out the answer. We'll ask you a series of multiple choice questions which you have to answer. The questions are random and you might see questions that are very similar to ones you have already answered. Don't worry - that's all part of the scientific and highly technical testing process.

Episode

 * THE ULTIMATE BET