learn Sudoku is a logic-based, combinatorial number-placement puzzle. The objective is to fill a 9x9 grid with digits so that each column, each row, and each of
The diagonal constraint adds a new layer of complexity that keeps even expert solvers engaged.
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Brain Training
Improve your logical thinking and pattern recognition with this enhanced puzzle format.
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Faster Solutions
Paradoxically, the extra constraint can sometimes make puzzles easier to solve!
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Competition Ready
X-Sudoku appears in world championships. Practice here to compete globally.
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Play Anywhere
Our responsive design works perfectly on desktop, tablet, and mobile devices.
easy sudoku printable
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learn Basic Sudoku Rules for Beginners
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learn How to Solve Hard Sudoku Puzzles Step by Step
learn Sudoku is a logic-based, combinatorial number-placement puzzle. The objective is to fill a 9x9 grid with digits so that each column, each row, and each of the nine 3x3 subgrids contain all of the digits from 1 to 9. printable sudoku puzzle Sudoku competitions are held globally, where speed solvers compete to finish complex grids in the shortest time possible.
learn How to Solve Hard Sudoku Puzzles Step by Step
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learn Common Sudoku Mistakes and How to Avoid Them
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learn What is Sudoku and How to Play?
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learn Advanced Sudoku Solving Techniques
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learn Advanced Sudoku Solving Techniques
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