Raw scores on IQ tests for many populations have been rising at an average rate of three IQ points per decade since the early 20th century, a phenomenon called the Flynn effect. Investigation of different …

Our original IQ test is the most scientifically valid free IQ test available online today. Previously offered only to corporations, schools, and in certified professional applications, the test is now available to …

Jul 17, 2024 · An IQ (intelligence quotient) test is a standardized method to know the mental ability of a person, usually against a peer group. IQ scores between 90 and 109 indicate normal or average …

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Nov 27, 2025 · IQ is a score derived from performance on cognitive tasks under standardized conditions. It correlates with a range of outcomes, such as academic achievement and some aspects …

Dec 11, 2025 · IQ, (from “intelligence quotient”), a number used to express the relative intelligence of a person. It is one of many intelligence tests.

IQ, or Intelligence Quotient, is a score from a test that measures a person’s thinking skills and problem-solving abilities. An IQ test doesn’t define a person’s worth or potential, but it gives an idea of how …

Dec 30, 2019 · Free interactive IQ Test measuring multiple scales. Full Scale IQ Test This test measures IQ with an overall score as well as scores for component abilities.

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