The infuriating part about some brain teasers is that they're very simple, so why is it that you struggle to figure it out and quickly rush to see the answer?
However, that's the fun of it all!
Here's another brain teaser that has everyone questioning their intelligence. The area of your brain the puzzle is testing you will surprise you once you figure out the answer.
We've provided the solution for you, but we want to see how long it takes for you to fill in the empty box in the picture below.
Once you figure it out, the answer will blow your mind, then you'll laugh hysterically.
Just remember, the answer isn't 6!
For those of you who are still having trouble, here's a hint: this brain teaser is meant to test your memory skills.
It is still driving you crazy? Are you ready for the answer? Keep going to see what actually goes in the box!
Here's one more hint! Don't scroll down, think about it a bit more. Does this remind you of anything?
To complete the box, you don't need to do any mathematical equations! The answer is 'R', which is reverse gear on a manual car.
We may not all drive using a gearshift, but we sure have seen this somewhere.
Did you figure it out before seeing the answer, or did it DRIVE you crazy? Share this with a friend and see if they can guess what goes in the empty box!