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Sudoku Tips

Related Topics:
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The following series of videos will cover the tips or techniques that will help you to solve most Sudoku puzzles.

Basic Rules of Sudoku

The One Rule: 1, 2, 3, 4, 5, 6, 7, 8, 9 exactly once in each row, column and block.

Guessing in Sudoku

Should you guess? No! Every Sudoku puzzle has just one solution.

The One Choice Technique in Sudoku

Try to find cells that have only one choice.

The One Place Technique in Sudoku

Try to find the one place that a particular number can go.

The Scanning Technique in Sudoku

Use the scan technique to decide where to put a particular number.

The Double Scanning Technique in Sudoku

Use double scanning techniques to find hidden restrictions,

Finishing the Sudoku Puzzle

Try the free Mathway calculator and problem solver below to practice various math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
Mathway Calculator Widget

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