

Only 2% of people can find the 89 within 7 seconds in an optical illusion of 99s
You're officially smart if you can complete three brainteasers in less than 30 seconds
You're in the top 30 per cent of people if you find all the pretzels in this brainteaser
You have the eyes of a sniper if you can spot the cat hiding in optical illusion
If you can solve 'impossible' brainteaser in 19 seconds you've got a high IQ
You'll need a high IQ to spot four-leaf clover in less than 15 seconds
Only those with 20/20 vision can pick out tiny mouse in brainteaser in under 12 seconds
Find hidden piglet in 'impossible' brainteaser and you're in the sharpest 2%
You'll need 20/20 vision to find fourth person in this optical illusion
Spot hidden deer in garden picture to prove you have the 'world's sharpest eyes'
Brits challenged to find hidden fruit hiding in messy kitchen brainteaser
You'll need 'the best' eyesight to work out brainteaser in less than 90 seconds
You'll need perfect 20/20 vision to find hidden letter 'B' in sea of numbers
Find out how creative you are based on what you see first in this optical illusion
You need eyes of a hawk to spot hidden tortoise among the grass in 10 seconds
Brainteaser is 'totally baffling' - only people with sharp eyes can find flat battery
Find all missing fridge items in less than 60 seconds to be quicker than most
Not even a quarter of people can spot all the mistakes in tough brainteaser image
You'll need to be a 'genius' to find huge mistakes in golf image in 5 seconds
You'll need a high IQ to find hidden animal in pile of bananas in just 19 seconds
Baffling riddle with 'surprisingly easy' answer leaves people stumped
You'll need a 'genius level IQ' to solve clever 'woman in boat' riddle
Clever optical illusion proves if you're gullible or quick-minded and can see through lies
Brainteasers are puzzles, problems, or questions that are designed to stimulate cognitive processes such as critical thinking, problem-solving, and lateral thinking. They often require creative and unconventional approaches to arrive at the correct solution. Brainteasers come in various forms, including riddles, logic puzzles, maths problems, and word games.
These puzzles can be a fun way to challenge and entertain the mind, and they are often used in educational settings or as recreational activities. They may vary in difficulty, ranging from simple puzzles that can be solved quickly to more complex ones that may require deeper thought and analysis.
Examples of brainteasers include riddles that involve wordplay, logic puzzles where you need to work out the correct answer using a set of rules, and mathematical problems that require innovative approaches. The goal of a brainteaser is to engage your brain in a unique and stimulating way, encouraging you to think outside the box.