All news on the topic: Puzzles

You'll need to have pinpoint accurate observation skills if you want to solve this brain teaser that has left people scratching their heads - and you have just 7 seconds to do it

A new optical illusion has claimed to be able to tell whether you're 'exhausted' or if you have 'wisdom beyond your age' based on what you see first in the bizarre image

Today's optical illusion challenges you to think outside of the box to identify an animal hidden in the image of a horse - only those with high IQs can identify it within 10 seconds or less, can you?

A new brain teaser has been leaving people scratching their heads, as they struggle to find the slippery crocodile hiding among the multitude of iguanas perched on branches

A new brain teaser has left people baffled as they try to find the three cats hiding in a family garden - as the puzzle is said to be much 'harder than it looks'

Do you think you can spot the differences between these two images? There are five to spot in total, and if you manage to find them all, you have a sharp eye for detail

If you can spot the odd letter in this confusing optical illusion, then you can give yourself a massive pat on the back as you have eyes like a hawk - so why not give it a go?

A new brain teaser has been leaving people scratching their heads as they try to work out where the slippery snake is hiding - can you find it within one minute?

During the season of love, why not take part in this cupid and romance-inspired puzzle? Your job is to find a hidden heart within the image - it may be harder than you think

BBC's Only Connect is known for its devilishly difficult questions, but one particular puzzle completely stumped the contestants - do you know what the answer is?

Your observational skills will be tested by this colourful scene - but you need to try to help the fashion designer spot her sewing machine that she's managed to lose

As Valentine's Day is approaching, take part in this love-themed quiz where you must find two love letters hidden in a heap of clothing - can you find them in 30 seconds?

You'll need the 'IQ of Albert Einstein' if you want to be able to solve this tricky maths equation in under 15 seconds - do you think you have what it takes to answer it?

Tease your brain with our puzzle of the day. All you need to do is find the number 98 which is hidden in a sea of 89s, the catch? you need to find it in just eight seconds - can you find it?

You have good observation skills and a keen eye for detail if you are able to identify the number in this seemingly easy, yet hard brain teaser, featuring a blue circle and a number

Research has shown that 40% of dementia cases are preventable - so it's important to build up your 'cognitive reserve' by completing puzzles and brain teasers such as this one created by the Alzheimer's Society

A new optical illusion has left people scratching their heads as they struggle to find the little boy camouflaged in the autumnal scene - can you spot him within the time limit?

A new brain teaser has left people scratching their heads as they try to find the telephone concealed in the clever Deal or No Deal themed scene - can you find it?

Tease your brain with our puzzle of the day where you need to identify where two rings are in a wedding cake filled with different objects and decorations, which proves which players have a 'sharp eye'

This head-scratching puzzle that tests participants' patience and lateral thinking, is so hard that it was not included in an episode of BBC quiz show Only Connect. Can you solve it?

A new optical illusion has left people baffled as they try to find all nine hidden faces within a picture in just 11 seconds - and you have 'sharp focus' if you can find them all

Only those with a high IQ will be able to find the five hidden objects in this seriously tricky brain teaser, and two in ten people won't be able to find them at all

A picture of some cracking and eroding bricks in a wall is hiding another object that is cleverly disguised and if you can see it in five seconds, you’re officially a brain box - apparently

If you're looking for a way to boost your brain health and start learning how to think outside the box more often, then try out these simple games that only require a pack of cards

In this seemingly easy yet hard brain teasers, players must identify where the second hidden donkey is in the brainteaser picture puzzle - if you find it within six seconds you have excellent observation skills