In this optical illusion picture, the number 28 is hiding among 82’s. Are you one of the selected few with the sharpest vision who can find the number 28 in 5 seconds? Test your eyes now!

Test your brainpower with this WISC®-inspired IQ quiz! 🧠💡This assessment is inspired by the Wechsler Adult Intelligence ...

Visual illusion puzzles are excellent for testing an individual's visual acuity. These mind-bending images challenge our perception and visual skills. In addition to testing observation skills, these ...

Optical illusions are mind-bending images that challenge our perception and visual skills. These illusions provide deep insights into how our brain processes such complex visual information. Optical ...

Optical illusions with hidden images are amazing for testing your visual powers. These illusion images challenge your brain's ...

Welcome to the Visual Odd-One-Out Quiz: Part 3! Are you ready to put your mind to the test? This challenge is designed especially for the visual thinkers who love spotting subtle impostors. In this IQ ...

A simple visual test is surprisingly accurate at predicting IQ, according to new research. The study, published today (May 23) in the journal Current Biology, found that people's ability to ...

Can you do 3D puzzles...without using your hands? Our visual-spatial intelligence test assesses your ability to mentally manipulate 3D objects, a skill that has practical significance in everyday life ...

Intelligence quotient, usually shortened to IQ, is a measure of how well someone uses information, logic, and reasoning compared to their peers. The first test for measuring IQ was developed by ...