Welcome to our free impossible sudoku games. Fill in each square with a number, making sure no number repeats in each column or row. Check back every Sunday for a new puzzle or explore ones we ...

No words are needed for animals to perform all sorts of problem-solving challenges outplay humans in a strategy game New ...

The World Sudoku Championships start on Monday, with competitors from 31 countries set to spend 28 hours solving the toughest ...

Welcome to our puzzle section, with online games you can play anywhere! We are excited to present old favorites, like our Daily Crossword and Daily Sudoku, and recently added Word Searches. Enjoy!

Play our daily hard sudoku here. Plus, you can let us know what you think of the puzzles by emailing at hey@metro.co.uk. We look forward to hearing from you.

Play our daily hard sudoku here. Plus, you can let us know what you think of the puzzles by emailing at hey@metro.co.uk. We look forward to hearing from you.

Beyond what the Kindle Scribe is known for and advertised as it packs in these great but lesser-known features that users ...

We’re so accustomed to researching, planning and curating every millisecond of our lives that we rarely stop to consider the ...

The heat was suppurating on the South Downs. There was no shelter from the sun; it was the hottest day of the year and I was ...

Hard coding may get the job done, but it can be thought of as "brute force" programming. Very often, an application is hard coded first and generalized later. The reason is simple. It is always ...

I've tried a bunch of electric toothbrushes and while most are sufficient, one blows the competition out of the water — get ...

Max Verstappen ended his winless run to convert his pole position into victory at Saturday’s sprint race in the United States ...