All news on the topic: Brainteasers

If you manage to spot the different number in this optical illusion, it means you're a genius - and you have a 10 second time limit too, which makes it even tougher

In this latest optical illusion, you're challenge to find the word 'sweat' in a sea of 'sweet' - and the time is ticking, because you have just 13 seconds to complete it

If you manage to spot the correct number within this brain teaser in just 17 seconds, you can officially have bragging rights with your friends - as it's harder than it looks

University Challenge questions are always super difficult to figure out, especially in the designated time limit - but can you answer this seriously tricky maths question?

In this latest optical illusion, people are challenged to find the number '24' in a topsy-turvy sea of numbers - but can you spot it in the time limit of just five seconds?

Catchphrases are often made popular thanks to their use on TV, and many of us recite them every day without even realising. Do you know who said these phrases first?

If you can manage to spot the word 'play' buried within this optical illusion within just 13 seconds, then it means you have a dazzling IQ - it's trickier than it looks

A new optical illusion has people putting their eyesight to the test as you're challenged to count the number of circles in the image - but it's not as easy as it sounds, as you only have 10 seconds

Research shows that mental exercise that tests your brain power with number or word puzzles may boost your brain's activity - so why not give this one a try today?

A new optical illusion has got even the best puzzle solvers scratching their heads as you are challenged to find the number 42 in a sea of 43s - but you only have 18 seconds to find it

Viewers of the tricky game show The 1% Club have been left scratching their heads over one baffling question as they can't seem to work out the answer - can you?

It's widely accepted that Only Connect might be one of the hardest quiz shows on TV but a near-impossible question has left quizzers utterly stumped. See if you are up to the challenge

A new brain teaser is leaving people scratching their heads as they struggle to find the hidden pair of glasses on the patterned table in nine seconds - can you solve it?

A new optical illusion is challenging puzzle lovers to pick out a solitary 'F' in a sea of 'Es', and you'll need to have laser-sharp vision to spot it in 18 seconds or less

An optical illusion is leaving people baffled as it claims to reveal whether you're a deep thinker or someone who is 'super indecisive' - and some say the results are 'so true'

You might be able to consider yourself a genius if you can work out what's not quite right with this picture of a woman ice skating - but you'll have to solve it in 5 seconds

As students prepare to receive their GCSE results, there's one maths question that has even the brainiest of parents stumped - do you think you could get it right?

A new brain teaser has been making people scratch their heads as they try to find the queen bee hidden among the other bees in her hive - and you have just five seconds to do it

People have been left stumped at these quiz questions that are so difficult not even the Eggheads could get them right when put to the test - how many can you answer?

We'd all like to think we have good eyesight and can spot danger easily - but can you spot the ferocious predator hiding amongst this flock of sheep? You only have 30 to save them

Parents have been left scratching their heads over a tricky maths question that's supposed to be aimed at 10-year-olds, with even some teachers struggling to solve it

Hidden within this black and white swirl optical illusion is a number - but people just can't seem to agree on which number it is, or even how many digits there are

If you consider yourself a brain teaser pro, why not put yourself to the test with this tricky quiz? You've got to find the hidden heart in a matter of seconds to win

A new brain teaser is putting puzzle lovers' powers of observation to the test, challenging them to pick out three lionesses hidden among a pack of hungry lions, and it's far trickier than it first appears

Only Connect host Victoria Coren-Mitchell was baffled when she had to present an 'ungettable' question to contestants - and viewers at home were also left stumped