Find out how smart you are (and increase your IQ) with our classical IQ test ... about an hour of free time during which nobody will disturb you. Carefully read every question and select your ...

The following IQ test is designed to test non-verbal ... thus avoiding the cultural biases inherent in other intelligence tests. The questions are ordered in terms of difficulty.

If you answer all 10 online questions correctly, you may win a buy-one-get-one-free coupon ... cheat on this test. Here are ...

A brain teaser shared on X challenges users with a riddle about Johnny's father's five sons, claiming 98% failed to solve it.

This Picture Puzzle IQ Test challenges you to find the Mom in only 10 seconds. Fast-paced and stimulating, it’s perfect for anyone looking to sharpen their mind and have some fun. Studies show ...

For decades, scientists and other researchers have focused primarily on intelligence--usually measured through IQ tests--as the ... the answer to a question on this test, think about your previous ...

Optical Illusion IQ Test: Optical illusions are fascinating puzzles that test our levels of perception of the environment around us. It also provides valuable insights into the functioning of the ...

Fewer than one in five people pass this IQ test ... three questions on his blog, Mind Your Decisions. 1. Say the ball costs X. Then the bat costs $1 more, so it is X + 1. So we have bat + ball = X + ...