Calculate your IQ with 10 questions English, Spanish and French.

Takes about 30 minutes to finish, result will appear at the end of the test.

IQ Test Center offers you one of the best solutions for finding your IQ score. Find out now how intelligent you are. Improve your skill each day.

A website containing an IQ test made of 20 questions, 5 in each page.

IQ Tests that maps test results to geographic location. Rates countries and cities by IQ scores.

A 12-minute test for a fee, with certificate and multi-page report.

Explores the issue of logic and logical thinking, its foundations and features, and tests your logical thinking in a couple of tests and quizzes.

List and rating of IQ tests available online.

Contains an IQ test about inflation, hyperinflation and questions about commodities if you survive this quiz you might survive hyperinflation.

Various paid tests offered along with IQ Society membership. Also provides free puzzles and games.

Test for a fee that takes 30-40 minutes and provides online results.

On this website you can do basic math tests and practice your math skills online, a hearing test so you may learn more about your audio range and a color vision test and find out if you have color vision deficiency.

Intelligence quota (I.Q.) test and quiz in one. IQ test for kids. You have 140 minutes to answer the 280 questions.

Contains IQ tests, solving math problems and games like chess, brain workouts, mind exercise and how to boost your brain power.

Includes some games for the brain, iq test, mind training, riddles and trivia.

Provides an overview of intelligence testing and the challenges faced by current researchers in this area.

Fully automated IQ tests organized by category. Items on the tests were created by professional puzzle authors.