IQ tests are a great way to measure an individual's intelligence. In these tests, a problem in the form of a picture, puzzle, ...

Puzzles come in various forms, designed to challenge your intelligence and problem-solving abilities. This picture puzzle ...

I received an email with a chart that supposedly ranks the intelligence quotients of U.S. presidents, along with the claim that President-elect Donald Trump would ...

If retaking the same IQ test, practice effects may artificially inflate scores by 10-20 points. For the most accurate results, it is best to wait at least six months between testing sessions using ...

Explore the history, uses, and benefits of IQ tests in this CerebrumIQ review. Learn why CerebrumIQ is a top choice and the ...

This tricky optical illusion puzzle tests your observation skills under pressure. Are you among the top-tier keen observers ...

Test your IQ with this mind-boggling optical illusion puzzle! Can you spot the hidden second eagle in just 5 seconds? Prove ...

IQ Test offers players to test their wits and logic by solving various puzzles. Each room contains challenges that may seem pretty easy at first glance. But as you progress, they will become more ...