Puzzles and brain teasers can be great fun and they can also be used to measure a person’s IQ. Solving puzzles and brain teasers can help to build problem solving and analytical skills, as well as providing an enjoyable challenge. In today’s puzzle, we have a simple equation that doesn’t add up. Can you solve … Continue reading Math brain teaser: Can you solve this tricky matchstick puzzle in under 20 seconds and prove your genius IQ?