Readers with high visual acuity and attention to detail can only find the mistake in the picture in just 6 seconds. Are you ...

How sharp are your eyes? How quickly does your brain spot anomalies? Solving this puzzle requires sharp observation, patience ...

A real IQ test is designed to assess core mental skills such as logical reasoning, memory retention, abstract thinking, and pattern recognition.

Free IQ test online with instant results now offered by QuickIQTest.org — a fast, accurate, and trusted tool used by millions for honest cognitive assessment.

It's a culture fair IQ test that will measure your intellectual ability, entertain you infinitely, and tie your brain in a thousand knots! It is based on image patterns, thus avoiding the cultural ...

Find the hidden 5 among the grid of 2s within 5 seconds. If you can spot the camouflaged number in this optical illusion image within the time frame, you may have an above-average IQ.

American IQ test scores have dropped during a recent 13-year period, according to a newly published study. That's a remarkable finding that runs counter to the well-established trend of increasing ...

We Compared the Average IQ Scores in All 50 States, and the Results Are Eye-Opening Yes, the IQ test is controversial, but it’s one of the few consistent metrics we have. Here’s how the states ...