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IQ tests are ideal for measuring differences in abilities for tasks that are analytical in nature, and that is why scores show significant correlations with academic achievement.

Want to test your cognitive skills and see where you rank?

Official IQ Test has developed a professional and free IQ test with full IQ report, including Left/Right brain and individual competencies.

Officialiqtests.com is an IQ testing project officially approved by the International High IQ Society centered Amsterdam and New York.

Several other high IQ societies such as Mensa use officialiqtests.com as well.

Interactive Brains is an independent company that provides certifying IQ tests for the entire web. Our original IQ test is the most scientifically valid IQ test available on the web today.

Previously offered only to corporations, schools, and in certified professional applications, it is now available to you. In addition to measuring your general IQ, Official IQ Test assesses your performance in 13 different areas of intelligence, revealing your key cognitive strengths and weaknesses. And they also provide IQ certification services.

This intelligence test is created with the help of outstanding psychologists. You can test your skills in many areas of human thought. The test contains 30 questions and every question has only 1 answer. Find out what is your IQ right now!