Sudoku free puzzles
You can choose Sudoku easy puzzle.
You can also use the options button for a Sudoku hard puzzle.
There is an Sudoku extreme or expert level as well.
Sudoku hard printable: Feel free to print these out after choosing your level under options or stay and play here online.
You can print out Sudoku medium printable.
You can print to pdf for a Sudoku printable pdf.
Sudoku 247 hard
Learn some Sudoku tips and tricks in this video for beginners.