Jan Feldmann

Jan Feldmann

Maker of the Sudoku Website sudoku.coach
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Jan Feldmann
sudoku.coach is THE website for all of your Sudoku needs. Here you can solve Sudokus, learn new techniques, practice those, print out Sudokus on paper and much more.
sudoku.coach
sudoku.coach
Play, learn, and more...
Jan Feldmann
The sudoku.coach campaign teaches you how to solve Sudokus step by step. The step-by-step solver can show you in detail how to solve a Sudoku. If you get stuck on a puzzle, the hint system gives you increasingly precise information on what to do next.
sudoku.coach
sudoku.coach
The best way to learn and play Sudoku