Brainteasers and brain puzzles are great ways to distract the mind on a morning commute or in a quiet moment, but for some people they are not enough.
For those who want to go deeper and find out what they’re IQ really is, there is an extensive test for those who want to find out.
Developed by the International IQ registry, the test is made up of 40 questions which test your ability to learn ... Read even more
