
Playing sudoku daily can boost your concentration, ease depression and even prevent Alzheimer's disease. Can you imagine that there are 5,472,730,538 possible sudoku puzzles? The more cells are pre-filled the easier. You start a Sudoku puzzle with some cells already filled in with numbers. So each row, column or region contains nine cells. So must every column, as must every 3x3 square. In each Sudoku puzzle you have a 9x9 grid, divided into nine 3x3 square regions (you can just look above to get an impression). Every row must contain one of each digit.

Enter digits from 1 to 9 into the blank spaces. The Times in London helped spread Sudoku to Western culture by publishing its first daily sudoku in 2004. Each Sudoku has a unique solution that can be reached logically without guessing. This classic puzzle game requires you to fill in the grid with numbers from 1-9 so that each row, column, and 3x3 box contains all the numbers. Therefore, in the sudoku game, we have to fill in numbers without repetition. What is Sudoku? 'Su' in Japanese means numbers while 'Doku' means single. The best part of the game: This free online sudoku game delivers a new puzzle each and every day! Interesting Facts about Sudoku Sudoku is a logic-based, number-placement puzzle. Sudokus purpose is to complete a 9x9 grid with numbers such that each row. See price drops for the iOS Universal app Sudoku - Unblock Puzzles Game. The goal of the game is to fill every square on the grid with a number from 1-9, where the numbers can only appear once in every row, column and 3x3 box. Sudoku is a classic puzzle game that has been around for a long time. Have Fun Going on vacation Want to play killer, greater than, or killer greater than sudokus. You can place notes, find sudoku tips, manage the timer and save the sudoku game by clicking the menu bar in the top-right corner. Generally, the weekly puzzles are harder than the daily puzzle. Try Smart Solver now.Worried about damaging your sudoku puzzle with eraser marks? When you play our free online sudoku game, there's no need! You can choose easy sudoku, medium sudoku, or even sudoku for experts if you are confident. You may learn Sudoku solving techniques through examples with numerous puzzles from our database. Our new smart solver not only gives the solution for a puzzle, but also explains every step with demonstrations in the grid. This game runs directly in your browser - no downloads, no registration, no flash and no plugins are needed to play.
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Color Sudoku Classic online is optimized for use on PC, Android and iOS devices, including tablets and mobile phones.
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We also encourage those mouse-only PC players to try our Sudoku Mobile page that has a "Cell First" option for entering multiple pencil marks in one cell at a time. Play Color Sudoku Classic unblocked on any device. Each puzzle has a unique solution and can be solved with pure logic.

Sudoku posts five new puzzles every day.
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If you have a large screen phone, try both versions to see which one is a better fit for your device. If you're just starting out, selecting 'pencilmarks' and/or 'validity' might make things easier, and if you get stuck you can ask for a hint, or even a full solution. Play our billions of Sudoku puzzles on your mobile devices such as tablets and smartphones. The chance that you play the same Sudoku puzzle is almost zero. Billions of free Sudoku puzzles are offered here online.

Play Sudoku Onlineĭon't want to solve the same Sudoku puzzles again and again? Now you no longer need to search the web for new puzzles. The objective is to fill the 9x9 Sudoku grid with digits 1 to 9 such that each of these 9 digits appears in each row, each column and each 3x3 sub-grid once any only once. Easy, medium, or hard puzzles, play them online or print them.
