According to scientists, the popular puzzle game “Sudoku” can help you to stave off mental decline.
Sudoku is a puzzle in which players insert the numbers one to nine into a grid consisting of nine squares subdivided into a further nine smaller squares in such a way that every number appears once in each horizontal line, vertical line, and square.
Sounds very difficult, but it’s not! It’s a great pastime and makes a lot of fun. All you need is a pen and a sudoku puzzle on a sheet of paper or on your smartphone or tablet.. You can print out here a lot of different sudoku sheets or you can use some very good apps for your iPhone/iPad or Android smartphone.
If you need a short introduction, watch this clip: