Shared by the Preston Education on X, this puzzle may appear easy at first but while surely make you think hard. The brain teaser shows four blocks with four squares inside each of them.

Brain teaser puzzles ... with such puzzles the better one’s focus will be. Hurry up; time is running out. The puppy has blended cleverly with the surroundings making it hard to spot.

If you consider yourself a fan of mind-boggling math riddles, this brain teaser is sure to leave you scratching your head. Brain teasers like this one will help you exercise your brain. So, make ...

The more one engages with such brain teaser puzzles the better one’s focus will be. Hurry up; time is running out. The diamond has blended cleverly with the ladies making it hard to spot.

"Can anyone help?": The internet is going insane over this difficult brain teaser "That puzzle is gaslighting me. Make it stop," writes one user. To solve matching puzzles quickly, start by ...