A picture puzzle featuring a series of well-hidden mistakes has been making rounds on social media.

If you like picture puzzles, you will love the following brainteasers that will test your visual skills, your knowledge, and your patience.

Are you ready to do some investigating? Here comes the first test!

In the picture above, you can see a man sitting on an armchair in his living room. He’s got plenty of books to read in his cabinet and there’s a painting of his ancestor hanging on the wall behind him.

While nothing appears off are first glance, there are actually several mistakes in the picture. Can you find them all in less than a minute?

How many mistakes have you found so far? If you found all three, congratulations, you win!

If not, take a closer look before scrolling down to see the solution.

Pay attention to what the man is wearing and what he is doing to solve the mystery. You might also take another look at that vintage painting!

–

–

–

–

–

–

–

–

Did you find all of the mistakes? If you could use another challenge, here comes another fun puzzle that will test your observation skills.

Take a look at the three friends below and try to find out which one of them is a real zombie.

Only one of the friends is a zombie, and the other two are simply wearing makeup. Can you figure out who the real deal is by examining the picture and looking for the hidden clue?

Here’s a hint: pay attention to what the friends are doing!

–

–

–

–

–

–

–

The real zombie is drinking water with an eye in it!

Did you manage to solve both puzzles? Let us know in the comments and don’t forget to SHARE this post with your family and friends. For more mind tests, follow us on Facebook!