This 20-question intelligence quotient (IQ) test consists of a variety of questions, including analogies, puzzles, riddles, math etc. Our original IQ Test is aimed to measure various aspects of human intelligence such as critical thinking, analytical skills, numerical cognition, verbal reasoning and spatial visualization ability. The online test provides you with instant results and gives you a quick, free and accurate IQ score. The average IQ is 100. If you get a high score on your intelligence quotient test (with score over than 130), it proves that you have a versatile mind and your intelligence is capable of understanding highly difficult and complex knowledge. Moreover, a high IQ score, which is in the top 2% of the population, makes you eligible for membership of the Mensa society.