Everyone enjoys a good brain teaser, whether you're a Wordle whiz or a Connections connoisseur. However, this new puzzle challenges your observational skills rather than your word knowledge, and 80 ...

Brain teaser: It may look easy, but this challenge is trickier than it appears to be, packed with hidden triangles that most people miss on the first try. A viral brain teaser on the internet has left ...

Counting will get you nowhere. Try a little combinatorics instead. By Kenneth Chang A couple of weeks ago, I wrote about a viral math problem — 8÷2(2+2) = ? — that drew the disdain of many ...

THERE are different ways to put your brain to the test, from optical illusions that warp the way you see the world to tricky challenges that'll leave you scratching your head. This puzzle will test ...

Brain teasers have long been enjoyed as a playful yet effective way to keep the mind sharp. They push people to think outside the box and even ignite friendly debates. Now, a new puzzle making the ...

An optical illusion is a visual phenomenon where the brain perceives an image differently from how it physically exists. These illusions occur due to the way our eyes and brain process light, colour, ...