Sudoku puzzles appear in newspapers, magazines and on the Internet. But do you know how to solve them? This first part of The Daily Standard's sudoku guide will get you started with the basics.

Previous techniques are still employed, but when their limitations are reached, a new approach of marking all possibilities will be introduced.

The final part is geared to those who are fairly comfortable with basic sudoku skills and would like to speed up their solving. This is an overview of how we approach moderate and hard puzzles that may ultimately appear in The Daily Standard.