You have eagle eyes if you can spot the hidden key in the bookshelf in 7 seconds!

Illusion is a picture that deceives our visual system to see something that does not actually exist or misunderstand what we observe. In ancient times, this fantasy was often attributed to witchcraft, spiritual or supernatural powers. But scientists later discovered that these techniques are just the result of how our brains process visual information.

Many optical illusion images are designed by mixing objects, colors, etc. These elements are strategically designed to create deceptive effects that allow hidden details to appear or disappear. This illusion is proposed here, requiring readers to discover hidden keys in bookshelf within 7 seconds.

Are you ready to test your eyes?

Then try this illusion puzzle.

Check:

If you can find the missing hat in 5 seconds, there are over 140 IQs!

Illusion: Finding the hidden key

Source: Pinterest

In this image shared above, a bookshelves that retain different types of books are depicted. Attractions hidden on bookshelf are key.

Can you find the key in 7 seconds?

Your time begins now!

Experts suggest that people who can solve the problem of optical hallucination have excellent observation skills. They also believe that illusions can enhance cognitive abilities, thereby preventing older cognitive declines.

Have you found the hidden key?

Double-check all parts of the image; you will be able to discover hidden keys.

hurry up.

Time runs out.

Have you found the key?

The last few seconds still…

and…

Time is up!

How many of you found the hidden key in 7 seconds?

Congratulations to those exceptionally excellent readers who have found hidden keys within the time limit.