All are fun, free, downloadable printables—and we've even included a blank grid so you can create your own custom logic puzzles for and with your kids. Don't worry, we've included the answers, too.

Today, we bring you the most difficult Find the Missing Numbers Math puzzle that is all over social media. This tricky math logic puzzle has attracted millions of answers but very few got it right.

Math Riddles are always challenging and fun to solve. Today, we bring a set of very hard math puzzles that will test your IQ level. You need to find the missing numbers in each puzzle within 30 ...