A brain teaser on X featuring a 3×3 number grid sparked over 12k views and 300+ comments as users debated the missing ...

Our today’s optical illusion is ready to challenge you to find the hidden number '92' within just five seconds. Surrounded by ...

Up for giving your brain a speedy but exciting exercise? Here's a visual brain puzzle that will actually challenge your observing skills to the fulles ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter.

Challenge yourself with a number puzzle where an odd number lurks among '2222.' The key to solving lies in relaxing your gaze, breaking the image into quadrants, and identifying irregularities.

FT.com will bring you the crossword from Monday to Saturday as well as the Weekend FT Polymath.

A new mathematical puzzle, shared on X (formerly Twitter) by the account Brain Quiz, has left many intrigued. A maths brain teaser on X puzzled users with its unusual number patterns.(X/@ ...

Help your child become more confident with maths with this exciting interactive quiz that tests their ability to spot easy number patterns. Be sure to share a hi-five when you reach top marks!

A brain teaser on X featuring a 3×3 number grid sparked over 12k views and 300+ comments as users debated the missing number's solution. Brain teasers have long been a favourite among puzzle ...