Optical illusions can leave you scratching your head for days.
The latest mind-boggling puzzle is designed to trick your brain (and we can assure you, it definitely will).
Online slot site Rainbow Riches Casino are the masterminds behind the tricky brainteaser.
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The style of optical illusion relies on contrasting colours and repeated patterns.
If you look directly at one of the spirals, the others surrounding it will begin to spin.
But the optical illusion is designed to confuse your mind into thinking something that's not even happening.
Can you see what?
As your brain is filling in the gaps in your peripheral vision, it's making you see the spirals spinning.
When it's not actually the case…
It's making you see the spirals spinning, either clockwise or anticlockwise.
However if you focus on looking at just one part of the illusion for 10 seconds, your brain will adjust.
Then the image will no longer move.
There's so many reasons why these optical illusions work.
Our brains are able to perceive lighter values way more quicker than dark values.
It explains why you're seeing movement in the image, when it's actually completely still.
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Are you looking for more optical illusions?
Previously, an optical illusion has an odd word hiding somewhere in the image and it'll take you ages to spot it.
But the mind-boggling optical illusion is challenging people to spot it in five seconds.
You'll have a few seconds to find the odd word among "Let" which is dominating the entire photo.
And you'll have to find the word "Jet" in the photo which won't be easy.
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