Brain teasers are among the best brain exercises that can enhance critical thinking skills and concentration. Practising ...

Optical illusions are fascinating images that trick your brain and challenge the way you perceive the world. These ...

Picture puzzles are a form of brain teaser that tests the reader's critical thinking and problem-solving skills. These challenges have the potential to boost intelligence and improve concentration.

Intelligence Quotient (IQ) tests have long been the standard for measuring human intelligence. Developed in the early 20th century, these assessments evaluate cognitive abilities through tasks that ...

With this in mind, a recent brainteaser shared on X (formerly Twitter) claims that the vast majority of people fail a certain IQ test question. So if you're smart enough to work this one out then ...