A brain teaser shared on X left the internet puzzled, with many trying to solve a tricky mathematical expression.

A brain teaser shared on X gained 5k views, sparking varied responses, from logical guesses to playful comments, leaving many ...

Here is a brain teaser posted on Facebook by @Pets TV, which challenges you with a tricky weight puzzle involving a cat, dog, ...

Connections provides the flexibility to enjoy a quick mental break or dive into a deeper puzzle challenge on any device. Its ...

Critical thinking has emerged as a fundamental skill and has been crowned as a must-have attribute by academic experts and ...

Even though the spooky season has passed, the team at Jackpotjoy has come up with a delightfully tricky brainteaser designed ...

Love crossword puzzles but don’t have all day to sit and solve a full-sized puzzle in your daily newspaper? That’s what The Mini is for! A bite-sized version of the New York Times’ well ...

Quiz is untimed. Quiz plays in practice mode will not be counted towards challenge completion or badge progress.

In this week’s News Quiz, Trump staffs up, Mattel makes a mistake and Elon Musk starts a late-night beef.

If you can spot the mother within 5 seconds, it’s a sign of sharp observation skills, quick decision-making, and high intelligence.

People who excel at such challenges are usually fast thinkers with exceptional concentration and a natural ability to detect ...