In the field of tests intelligence and riddles, challenges Cognitive aspects occupy a special place. They stimulate the mind, sharpen logical thinking and offer a playful insight into an individual’s intellectual abilities. Today we look at a mathematical conundrum that seems, at first glance, meaningless: 3 x 9 = 5. Clearly, this equation flouts the … Continue reading Boost your IQ by moving just 1 match, will you be able to triumph in less than 25 seconds?