Free IQ Test

Find Your IQ Score

Simply put, IQ or intelligence quotient is a measure of your intelligence. It is an assessment of your ability to think and reason. There are several standardized test that have been devised for the purpose of measurement of intelligence. Intelligence Quotient indicates a person's mental abilities relative to other persons of the same age group. It is a ratio that is derived by comparing mental age to chronological age.
Hence, IQ = 100 x (mental age/Chronological Age).

Alfred Binet first developed an IQ test in 1904. It forms the base for all modern IQ tests that are widely used today.
Some of the popular scales used for measuring IQ are:
  • Simon-Binet scale
  • Weschler's Scale
  • Catell's Scale

As per Binet scale, IQ scores can be classified as:
  • Over 140 - Genius or almost genius
  • 120 - 140 - Very superior intelligence
  • 110 - 119 - Superior intelligence
  • 90 - 109 - Average or normal intelligence
  • 80 - 89 - Dullness
  • 70 - 79 - Borderline deficiency in intelligence
  • Under 70 - Feeble-mindedness

Generally, a clinically administered test is taken into consideration by institutes. However there are several IQ test available online. They may not be accurate, but they can help you get an idea of your IQ. Take this free IQ test to find your IQ score. The IQ test has 20 questions. At the the end of the IQ test, you get the IQ score for free. They even provide a badge which you can display in your blogs, social profiles etc.