Brain Teaser Challenge for 140+ IQ People
Can you find the hidden “O” among the letter “D” in just 11 seconds?
A brain teaser is a fun and interesting mental puzzle that challenges your way of thinking. These puzzles help improve your observation, problem-solving, and thinking skills.
Today’s challenge is quite exciting. In the image below, you will see a group of the letter “D”. But hidden somewhere in this group is the letter “O”. Your task is to find that one “O”—and that too in only 11 seconds.
If you can spot the “O” so quickly, then congratulations—you might be one of those rare people with an IQ above 140, meaning you’re in the top 1%.
Let’s begin the challenge:
- First, look at the image carefully.
- You will see only the letter “D” everywhere—but one of them is actually an “O”.
- Start your timer for 11 seconds and sharpen your focus.
- Get ready… 3… 2… 1… Start!

Did you find the hidden “O”?
Time’s up!
If you managed to find the “O” within the time limit, then congratulations! You truly have a sharp mind.
If not, don’t worry—keep practicing such brain teasers. They improve your focus, memory, and thinking ability over time.
Now, let’s reveal the answer:
Where is the “O” hidden?
Look carefully—go to the 5th row from the top, and from the left side, count to the 7th character.
There you’ll see the “O” hidden among the “D”s.
Final Thoughts 140+:
Brain teasers like this are not just fun—they also help in developing your brain. They improve your thinking style and make your mind sharper.
Make a habit of solving such visual puzzles daily and you’ll surely see a boost in your IQ and mental performance.