Think you’re a genius? A new brain teaser making waves online claims it can prove your IQ is off the charts — but only if you can find the hidden letter within a tight 13-second window.
It’s a quick test, but don’t be fooled by its simplicity. Are you ready to put your mind to the test?
This isn’t just any optical illusion.

It’s a brain teaser designed to challenge your cognitive skills and problem-solving abilities.
Brainteasers like this one are a great way to focus and boost your mood, giving your brain a much-needed workout. Think of it as a fun, mental espresso shot after a long week!
The challenge is simple.

Find the odd letter out among a sea of X’s and K’s in just 13 seconds. If you think you have a high IQ, here’s your chance to prove it! This tricky brain teaser, recently shared by Indian magazine Jagran Josh, dares you to find the hidden letter within the time limit. So, grab your stopwatch — are you up for the challenge?
But don’t let the apparent simplicity fool you.

The puzzle is laid out in five rows of X’s and K’s, and you’ll need to scan quickly and carefully to catch the odd letter. The twist? A strict time limit of just 13 seconds! Can you find it before the clock runs out?
Did you manage to spot it?

If you did, congratulations! You might just have a superhuman IQ. But even if you didn’t, don’t worry. Brainteasers like these aren’t just for geniuses. They’re also fantastic for keeping your brain active, sharp, and healthy — adding speed into the mix ups the ante!
It’s healthy for your brain to challenge yourself.

It turns out that regularly challenging yourself with puzzles like this can improve your cognitive abilities and memory over time. Your brain is like any other muscle — it needs regular exercise to stay at its best, and a little pressure doesn’t hurt!
Warning: A spoiler coming up!

For those still struggling to find the hidden letter, we’ve got the spoiler you’ve been waiting for. The letter is a ‘Y,’ and to find it, start at the top right of the image, count down four rows, and then move one letter to the left.
Simple, right? Well, maybe not under the pressure of a ticking clock!
So, did you find it in time?

Or did the seconds slip away? Don’t worry if you missed it — you’re in good company. Give it another go or challenge a friend. After all, it’s all in good fun!
This is both fun and beneficial.

Brainteasers like these prove that a little mental challenge can be both fun and beneficial. So, the next time you want to boost your brain power, try one of these tricky puzzles — you might just surprise yourself.
Are you a genius or just regular folk like the rest of us?

Whether you’re a certified genius or just looking for a fun challenge, brainteasers are a great way to keep your mind sharp. So, take on the challenge, test your speed, and let us know in the comments. Did you find the ‘Y’ in time?