Climate change can be likened to a massive and difficult jigsaw puzzle. The crowd gathered around the figurative table includes several thousand scientists trying to figure out how it all fits ...

All the Latest Game Footage and Images from Simple Complex Puzzle A sliding-puzzle numbers game. Gaming’s favorite Nintendo mascot has had his ups and downs. Here they are From Trading Card Game apps ...

Most of us would love to believe that we are among the smartest people in the world. When we see test pop up online that have the potential to confirm our intellect, we jump on it. So, when a series ...

Zachtronics games are known for their complex puzzle mechanics and are perfect for players who enjoy challenging and clever puzzles. Some of the more recent Zachtronics games have cleaner visuals, ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you love solving riddles, unlocking mysteries, or completing any other brain-boosting activity, puzzle ...