For these puzzles to work at their best, you must identify the error without viewing the answer.

Have you identified the error?

Move quickly! There are only 11 seconds remaining.

Time is of the essence!

TICK

TONIGHT…

TICK

The time is up!

Best wishes! Thanks those who have identified the error.

If you are still unable to see it, scroll up once more, examine the image closely, and locate the error without using a timer.

Are you anticipating this puzzle’s solution?

So, here is how this puzzle gets solved.

Solution:

The two sides of the glasses are not the same. There is an oval shape on one side and a rectangular shape on the other.

Wishful! You seemed to like this brainteaser.