You’ll need to be cool as a cucumber to spot the error in this image in five seconds or less.
Most people will probably scratch their heads trying to figure out where the error is, but can you see it?
The image, which was shared on YouTube, shows the numbers 0-14 in numerical order and asks, “Can you find the error?”
Scroll down to find out what the answer is.
While many commentators claimed to have seen it, others were perplexed.
One person said: “This so ez.”
While one eagle-eyed observer added: “It was obvious.”
Although a third wrote: “My brain is still spinning.”
The error is visible in the number ten, where the zero is actually a ‘O.’
Another brainteaser tests your ability to find the rogue word hidden in this optical illusion in five seconds.
Can you spot the misspelt word in this optical illusion?
Can you spot the snow leopard hiding in plain sight in this photo?