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.

Instructions for the free IQ Test: Work mentally, without writing. Work quickly, as time is a factor in scoring, but correct answers are more important.

An IQ, or intelligence quotient, is a measure of a person’s mental potential in relation to others. IQ tests are designed so that the average IQ is 100.

Solving many of the IQ Test’s problems required the ability to add, subtract, multiply, and divide numbers mentally. Many mental tasks require arithmetical operations even though numbers …

From the time of Sir Francis Galton, who judged people's intelligence by their accomplishments, to the present, we've seen many changes in how IQ is determined.

The National Intelligence Test, developed by Terman and Yerkes, was first used around 1920 to test school children. The Scholastic Aptitude Test (SAT) was introduced in 1926 to help …

The site determines 13 individual IQ scores for different mental abilities. Here's how the questions are analyzed to produce those scores.

With your Complete Intelligence Profile, you will receive complete written explanations regarding your scores in each of the test’s 13 individual areas of intelligence as well as a Certificate of …

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When you take the IQ Test, you will receive a General IQ Score for free. However, should you wish to obtain an in depth report, a wide spectrum 13 part analysis of your performance is …