In this mind-bending puzzle, there are three numbers that are visible - 21, 22, and 23. But there is a third number in this ...

A seventh person is hiding in plain sight in the picture. Do you have the sharpest vision to spot the seventh person in 7 ...

According to current theories of expertise, this shouldn’t happen. Becoming an expert in chess, for example, makes you better ...

Optical illusions are a unique type of brain teasers, designed to test the limits of your perception and challenge your observation skills. Known for their ability to trick the eye and mind ...

The above image has been shared as a picture puzzle for children and adults ... bulb in this image. This optical illusion image is just another fun way to test your IQ. However, taking an actual ...

From hidden images to impossible shapes, optical illusions test our ability to process visual information accurately. If you enjoy solving these tricky visual puzzles, we have a challenge for you ...

Optical illusion personality tests use psychology-based images to ... these weird images have one or more elements in them and they act a illusions to the eyes-- hence named so.

From concealed objects to twisted angles, optical illusions test our minds and refine our observing abilities to detect more subtle details. If you enjoy testing your observing ability ...

Radiologists are particularly adept at spotting optical ... to optical illusions, “demonstrating superior perceptual accuracy”, scientists wrote. For instance, one of the tests included ...