A brain teaser shared on X challenges users with a riddle about Johnny's father's five sons, claiming 98% failed to solve it.

Can you find the Monster in this picture puzzle in just 11 seconds? Only 135+ high-IQ individuals can solve this brain-teasing IQ test. Spot the clues that reveal financial hardship and challenge your ...

If you crack it within 5 seconds, congratulations! You likely have superior visual processing skills and a sharp IQ.

Elon Musk, the world’s richest man and now tasked with helping Donald Trump’s administration slash government spending, is asking super smart people to come work for him — but only if they can afford ...

Only those with an IQ as high as Einstein will be able to solve this fiendishly challenging brainteaser. In fact, you might ...

While this brain teaser may appear to be a simple series of equations, the solution lies in figuring out the relationship ...

A challenging brain teaser featuring three women presents a seemingly simple task: determine who is pregnant. The puzzle, ...

Only five per cent of people will have the brain power necessary to solve this deceptively difficult brainteaser, which ...

Fewer than one in five people pass this IQ test, thought to be the shortest in the world only three questions long. The Cognitive Reflection Test has a pass rate of just 17 per cent, leaving the ...

Receiving a diagnosis of attention deficit/hyperactivity disorder can help adults and children develop solutions to daily ...