A number sequence has gone viral on the internet this week, reading: 2, 6, 12, 20, 30, ?. At first glance, it looks easy, but once people start solving it, they realize spotting the pattern is not so ...

A new mathematical puzzle has caught the internet’s attention, challenging users to put their logic and reasoning skills to the test. (Also read: Optical illusion: Can you spot the hidden cat in this ...

Brain teasers are fun little puzzles that make you think in different ways. They might look simple at first, but they often have a twist that surprises you. Solving them gives your brain a good ...