KenKen Puzzles- Invented by a Japanese teacher, Tetsuya Miyamoto, the KenKen puzzle adds another layer of challenge by introducing math to the traditional Sudoku.
- Surprising Advice on Solving Sudoku
- Results from the first Reader's Digest Super Samurai Challenge, plus the one true secret to solving Sudoku puzzles.
- Best Tips for Doing Sudoku
- 9 bits of advice from the first Reader's Digest Super Samurai Challenge.
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Getting Started on Sudoku
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