You can use free online resources to learn how to solve Sudoku problems. There are many Sudoku software downloads you can free. You can also get puzzles in PDF format. Moreover, you can also print your own copies of the puzzles to practice them on your own. The PDF file can be printed using your home printer. Before you begin, make sure you have Adobe Acrobat Reader.
A nine-by-nine grid is the most common Sudoku puzzle. This grid is the smallest in size, so you can solve it in a matter minutes. There are even printable Sudoku puzzles that can be completed in under a minute. These puzzles can be solved by logic and don’t require any math skills. If you’re looking for a challenge, try printing out a Sudoku grid and solving it using your logic. In no time you will find the solution to a 9×9 grid.