Killer Sudoku

Killer Sudoku Rules

Killer sudoku is considered one of the most common and well-known sudoku variants.  At first glance, a killer sudoku puzzle can appear scary due to the dashed lines and no numbers given on any cell. But it brings another element of standard sudoku due to its arithmetic feature. Now, what are the basic killer sudoku …

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Medium Sudoku Puzzles

You have come to the preferred source of medium Sudoku puzzles. Sudoku Essentials assures you of quality printable Sudoku puzzles in PDF format. My large print Sudoku puzzles are handcrafted (for now) and tested for a single solution. Each PDF file contains the solution in case you want to verify that you solved the puzzle …

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