Test your skills. We are sure you can’t guess how many ‘D’s are in the picture – Today we are all using our computers and smartphones for many hours. It’s important that we keep our minds active and not always rely on technology to do all the work, which is why puzzles like this are important.

To keep my brain cells working properly, I usually try to complete a crossword puzzle regularly. I think it’s important to keep my mind active. It can be a stress reliever to focus on something other than work for a change. Check out the puzzle below and remember: most people are wrong.

Some optical illusions can really be interesting as well as fun. This challenge (below) is a little easier! Apparently, though, people get this test wrong on their first try. The task is to figure out how many letters D you can see in the image. The similar characters of the two letters are what make it difficult at first glance! To make it more complicated, you only have 10 seconds to answer! How many D do you see? So keep in mind how many D’s you found in 10 seconds. Below is the correct answer. The correct answer is 10. Most people haven’t found it on the first try.