The "world's shortest" IQ test only has three questions and a 17 per cent pass rate
manchestereveningnews.co.ukIQ tests are a handy and practical way of figuring out how smart you are. Typically, the tests can be quite long, lasting over an hour with a variety of questions designed to test your brain to its limits.
Despite this, many brainiacs may be surprised to learn that there is an IQ test out there with only three questions. However, the shortness of the test doesn't mean it's any less difficult.
In fact, a study revealed that only 17 per cent of participants were able to pass the brain teaser. Known as the Cognitive Reflection Test, the quiz was originally part of a research paper published in 2005 by MIT professor Shane Frederick, the Mirror reports. Read more: ITV This Morning fans issues plea as Holly Willoughby and Phillip Schofield return - and Lee Mack causes chaos Since resurfacing online, the paper has gone viral as people rush to see if they can smash the "world's shortest IQ test".
As part of the study, Professor Frederick made more than 3,000 participants from a range of educational backgrounds complete the IQ test.
Read more on manchestereveningnews.co.uk