Spot the hidden number 3 in a 9-second brain teaser optical illusion that tests observation, IQ, and visual perception skills ...

This collection features over 75 simple, funny, and educational riddles for kids. The riddles help improve thinking, logic, ...

Mathematics is a "science which requires a great amount of imagination", said the 19th-century Russian maths professor Sofya ...

Brain teasers are a great way to boost your cognitive abilities. Like the old saying goes, "use it or lose it," and studies show that games that specifically engage your brain can help improve your ...

Challenge your vision and IQ with this inverted number brain teaser. Spot the hidden 9910 among 9610 patterns fast.

We're huge fans of riddles and puzzles around here, so it's no shock that a brain teaser making the rounds on the internet — "How many triangles do you see?" — caught our eye. But we didn't expect it ...

Brain teasers are the perfect way to give your mind a workout, and when it comes to maths brain teasers, the challenge is ...

Inside this weekend’s Irish Sunday Mirror you can start to train your brain with our FREE Brain Games for Adults puzzle ...

A graphic artist who designs seek-and-find puzzles is testing everyone's attention to detail with another brain teaser — and this time the focus are watermelons. Gergely Dudás, from Budapest, Hungary, ...

Enjoy these fun brain teasers that will test your logic, creativity, and problem-solving skills. Perfect for a quick mental ...

A graphic artist is challenging people's vision and attention to detail with a spot-the-difference brain teaser — and asking people to see if they can find the eight differences between two spring ...

Brain teasers are short, clever puzzles designed to make the mind think in fresh ways. They often look simple, but they push us to use logic, patience, and careful observation. X users found the brain ...