Only one in four hawk-eyed geniuses can find the odd-one-out number sequence in under 40 seconds

Watch the video for some more tricky brainteasers

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TEST your IQ to the max with this tricky brainteaser, that will have you scratching your head trying to solve it.

If you can spot the odd one out number sequence in just 40 seconds, you have the eyes of a hawk.

Whether you're trying to improve your sight, or test your IQ, this puzzle will prove a challenge to many readers.

Put your to the test and figure out whether you have what it takes to spot the 'imposter' in just a few seconds.

Make sure to set your stopwatch before undertaking this challenge, to make it extra hard for yourself.

If you can do it in under 40 seconds, you are said to have 20/20 vision.

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Unless you're lucky enough to find the odd one out immediately, we recommend analysing the pattern very closely to spot the answer.

The visual deception of this image will have you peeling your eyes, but the payoff is worth it.

Everyone can see the kids but only those with the sharpest eyes can spot the banana in the brainteaser in 7 seconds

If you need a hint, we recommend focusing on the bottom half of the image.

The odd one out can be uncovered by looking at the third number in one of the rows.

If you're looking for more of a challenge, this brainteaser encourages car lovers to spot the motor with the roof down in less than 15 seconds.

Another tricky puzzle asks hawk-eyed readers to spot five tickets hidden amongst a sea of football fans.

Engaging in activities like solving optical illusions and brainteasers can have many cognitive benefits as it can stimulate various brain regions.

Some benefits include:

Cognitive stimulation: Engaging in these activities challenges the brain, promoting mental agility and flexibility.
Problem-solving skills: Regular practice enhances analytical thinking and problem-solving abilities.
Memory improvement: These challenges often require memory recall and can contribute to better memory function.
Creativity: They encourage thinking outside the box, fostering creativity and innovative thought processes.
Focus and attention: Working on optical illusions and brainteasers requires concentration, contributing to improved focus.
Stress relief: The enjoyable nature of these puzzles can act as a form of relaxation and stress relief.

If that's still not hard enough for you, then have a go at spotting the hidden broom amongst the clothes in less than five seconds.

Lastly, puzzle fanatics have been left scratching their heads trying to find the lost feather in just 12 seconds.

Coming back to our challenge, were you able to solve it in under 40 seconds?

For those struggling to find the answer, we have marked the solution for you.