A viral number sequence puzzle challenges players to find the next number in “2, 6, 12, 20, 30, ?”. Test your analytical skills and see if you can solve it.

Being able to guess the correct pattern in a puzzle shows that your cognitive and mental abilities are sharp. Such puzzles help in improving problem-solving skills, boost your memory, promote ...

An optical illusion challenges viewers to find a subtle anomaly within a repeating pattern of the letters HJKL. The brain's tendency to overlook detai ...

Prime numbers are the ones that have only two factors: 1 and itself. Credit: Ssindhwani / Wikimedia Commons Prime numbers are those divisible only by themselves and by one. Despite their apparent ...

Observation skill is the ability in which an observer can observe and interpret the details that surround them about people’s behaviour, patterns, changes, or small cues that others usually ignore. It ...