Sudoku

Sudoku is a popular number puzzle requiring logical and methodical thinking. It's existed in one form or another since the late 19th century when it appeared in the La France newspaper. It rocketed to popularity in Japan in the 1980s where it gained its name of "Sudoku", it reached the rest of the world in the early 2000s when it was widely published in newspapers and magazines around the world.

Some of the reasons why people love Sudoku,

• Mental Challenge: Sudoku exercises the brain by requiring focus, memory, and problem-solving skills.
• Variety of Difficulty Levels: Puzzles range from easy to extremely difficult, making it accessible to beginners and challenging for experts.
• No Maths Needed: Although numbers are used, Sudoku is purely a logic puzzle. No arithmetic is involved.
• Portable and Simple: You can play Sudoku on paper, in books, on mobile apps, or online, making it a perfect pastime for moments of downtime.