Sudoku

In the game "Sudoku" there is an opportunity to check the correctness of the solution and open the number. Click on the MISTAKES button to find out if there are incorrectly entered numbers. Mistakes will be marked with color. The HINT opens the correct number in the selected sudoku cell. If there is a special icon on the button, you can get a hint only after viewing the ad.
NOTES mode will help you solve difficult sudokus. Enter the possible numbers in the cell so as not to search for the missing numbers again. Notes are automatically updated when solving Sudoku and adding new numbers.
Each Sudoku has only one right solution, but finding the right way is not easy. In simple Sudoku, the main thing is to carefully study the placed numbers and find the key cell where it is possible to enter a single number. In difficult puzzles, you need to think carefully.

Sudoku - Play Online 🧩

Sudoku is a renowned number puzzle that has captivated minds across the globe. The objective is simple yet challenging: fill the empty cells with numbers between 1 and 9, ensuring that each number appears only once in each row, column, and 3x3 grid. Whether you're a seasoned solver or a beginner, Sudoku offers a compelling mix of logic and pattern recognition that will keep you engaged for hours. Play this classic puzzle game online for free both on your computer and on your phone!

Game Tips

To excel in Sudoku, start with the easy numbers. Look for rows, columns, or grids where a number is already frequently placed and deduce the missing spots. Use a pencil to make small notes in cells where you think a number might go, but you’re not certain. This will guide you and help track your thought process. Also, remember the process of elimination: if a number can't go in a certain spot, it narrows down the possibilities for the remaining cells.

How to play

Begin by identifying the numbers that are already placed in the puzzle grid. Use logical reasoning to determine which numbers fit into the empty cells, ensuring that each number from 1 to 9 appears only once in every row, column, and 3x3 subgrid. If you’re stuck, try focusing on a smaller section of the puzzle to make progress.

How to play Sudoku for free?

You can play Sudoku for free on Playgama. Take a look at our huge selection of free online games, including Sudoku and lots of other great titles.

Controls

Use your mouse to select the cell you want to fill. Then, use your keyboard to enter the numbers. On mobile devices, simply tap the cell and a keypad will appear for you to input the number. Clear any mistakes by selecting the cell and pressing the backspace key.

History or Origin

The origins of Sudoku trace back to an 18th-century Swiss mathematician named Leonhard Euler, who devised a game called "Latin Squares," where numbers in a grid must appear only once per row and column. The modern version of Sudoku, however, was popularized in Japan in the 1980s, gaining global fame thereafter. The name "Sudoku" is short for "Suji wa dokushin ni kagiru," which means "the digits must be single."

Description of the game or theme

Sudoku is more than just a game; it's a mental exercise. Each puzzle consists of a 9x9 grid, subdivided into nine 3x3 boxes. Some numbers are pre-filled to get you started, but it’s up to you to complete the grid. The challenge lies in the constraints: numbers can’t repeat within any row, column, or box. With varying levels of difficulty, Sudoku caters to all age groups and skill levels.

Frequently Asked Questions

Q: Can I play Sudoku on my phone?
A: Yes, you can play Sudoku for free on your phone via Playgama.

Q: Is there a time limit to complete the puzzle?
A: No, Sudoku puzzles can be completed at your own pace.

Q: Can I save my progress?
A: Yes, most online versions of Sudoku allow you to save your progress and resume later.

Q: Are there different difficulty levels?
A: Absolutely! Sudoku puzzles range from easy to extremely difficult, catering to all skill levels.

Similar Games

If you enjoy Sudoku, why not try some other engaging number puzzles? Check out these similar games on Playgama:

• Numbers 19
• 10 TEN
• Daily Sudoku

Each of these games offers a unique twist on the classic number puzzle format, providing you with new challenges and hours of fun!