Brain Quizzes Online & Trivia

A comprehensive database of more than 187 brain quizzes online, test your knowledge with brain quiz questions. Our online brain trivia quizzes can be adapted to suit your requirements for taking some of the top brain quizzes.

This is not going to be a no-brainer. That’s because our trivia will be filled with brains and brain-related questions that will make the most important organ in your body think about it in a whole different way. We tried to keep these mildly difficult so that you won’t have to beat your brains out.

We have a wide variety of brain-teasers ready for you: Approximately how many neurons is the human brain believed to contain? What are the two types of sleeping when taking into consideration brain activity? The cortex is divided into how many lobes? You think you got the brains for this one? If yes, then why don’t you put your brain to the test and let’s see how much it knows about itself.

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