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Web Sudoku

Play Web Sudoku Online for Free 247 with easy and hard options. Share the game and compete with friends

Enter unique numbers from 1 to 9 in each row, column and within 3x3 block

Sudoku: A Game for All Ages, Skill Levels, and Puzzle Enthusiasts

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  • Sudoku is a logic-based number placement puzzle. The object of the puzzle is to fill in a 9x9 grid with digits so that each column, each row, and each 3x3 sub-grid (known as "blocks") contains all of the digits from 1 to 9.

  • The name "Sudoku" is a combination of the Japanese words "su" (number), "do" (place), and "ku" (digit).
  • Sudoku originated in Switzerland. The first published Sudoku puzzle appeared in 1979 in the Japanese newspaper Sudoku Number Be Puzzle. The puzzle was created by Maki Kaji, a Japanese mathematician.
  • Sudoku was originally called Number Place. The name "Sudoku" was given to the puzzle in 1984 by Kaji.
  • Sudoku is a very popular puzzle. It is estimated that there are over 400 million Sudoku players worldwide.
  • Sudoku is a brain-training exercise. Studies have shown that Sudoku can improve memory, concentration, and problem-solving skills.
  • There are many different ways to solve a Sudoku puzzle. Some people use logic and deduction, while others use trial and error.
  • There is no one right way to solve a Sudoku puzzle. The best way to solve a Sudoku puzzle is the way that works best for you.
  • Sudoku is a puzzle that can be enjoyed by people of all ages.
  • Sudoku is a great way to relax and de-stress and focus your mind on positivity.
  • Sudoku is a fun and challenging puzzle. Sudoku is a puzzle that can be enjoyed by people of all skill levels.
  • There are an estimated 5.19 x 10^19 possible Sudoku puzzles.
  • The fastest time to solve a Sudoku puzzle is 2 minutes 25 seconds, set by Thomas Snyder in 2007.