Four new Sudokus every day, graded
'easy', 'mild', 'hard', 'very hard / advanced'.
Print the puzzles and have fun solving them !
In case you need help in solving the puzzles,
just click the "First Aid" box in the top right corner,
which will lead you to
Helmut's Sudoku Helper
where you will find a step-by-step tutorial for both basic and advanced methods.
There are quite a few places on the world wide web, where you can
find challenging puzzles or discuss