Optical illusions are not fun games. These are mini IQ tests in disguise that challenge your intelligence, strong observation ...

Most people will only go out of their way to do an IQ test for fun, quickly finding a free online test to see how smart they really are. Then there are those who feel they are smarter than the average ...

IQ tests present readers with picture puzzles or math problems, and they need to find the solution within a time limit. These simple puzzle games sharpen the brain. By providing an effective workout ...

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 ...