If brain teasers are your idea of relaxation, put on your thinking caps for our 25 tricky IQ questions and answers! We promise to deliver you some mind-boggling questions! You’ve probably done a few ...

Whether you just want to satisfy your curiosity or to brag about it later, these are 8 Mensa IQ test questions you need to answer to join Mensa, and you are free to try to answer it correctly. A bit ...

These quizzes seek to test your IQ by asking you various challenging questions about all kinds of subjects. Take each quiz to find out if you're a genius (I bet you are). Time to test your vocabulary ...

This is a straightforward vocabulary test, so if you've ever taken the SATs, this will feel totally familiar. Take the quiz here. It's highly unlikely you'll ever need to write something without spell ...

New research complicates the old consensus that IQ is largely fixed, and that’s good news for anyone looking to boost their ...

Average IQ varies depending on geographic location, resource access, and much more.

Quora Questions are part of a partnership between Newsweek and Quora, through which we'll be posting relevant and interesting answers from Quora contributors throughout the week. Read more about the ...

While discussing his plans for a physical, President Trump once again bragged about the score he achieved on his last ...