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  1. Intelligence quotient - Wikipedia

    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 …

  2. IQTest.com--The Original Free Online IQ Test

    This free, certified IQ Test gives you a real IQ score in just minutes. IQTest.com offers the most scientifically valid & reliable IQ test online.

  3. IQ test

    Jul 24, 2025 · Just take a full length, real IQ test to find out where you end up on the IQ scale or IQ chart. Although even very elaborate tests will still be an estimate, the better the test the better the …

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    • What Is the Average IQ? Normal Ranges, Chart, Uses, Scores

      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 …

    • IQ | Intelligence Testing, Cognitive Ability & Mental Age | Britannica

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

    • IQ Levels

      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 …

    • IQ Score Ranges | Are You Average, High, or Genius IQ? - Test-Guide

      Nov 16, 2023 · Learn more about IQ score ranges and the IQ scale. Find out where your IQ score falls and compare to others. Take our test to learn more.

    • IQ Test Online | Official IQ Test | myIQ

      Take our accurate online IQ test in just 15 minutes. Get your instant IQ score, detailed analysis, and percentile ranking. Professionally designed intelligence assessment.

    • What does IQ mean? And what are the 5 areas it tests? - IQ Test Council

      So, What does IQ mean? IQ, or intelligence quotient, is a measure of a person’s intelligence. It is measured by standardized tests that are designed to assess human intelligence. The IQ test was …

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      • 12 People With The Highest IQ Ever Recorded - Science ABC

        Dec 17, 2023 · Today, De Mello is recognized for possessing one of the highest IQ scores ever recorded in human history—an extraordinary IQ score of 400. So this was the list of people with the highest IQ …