Owner: Printable Sudoku Puzzles URL:http://1sudokuspot.blogspot.com Join Date: Mon, 30 Jun 2008 04:39:14 -0500 Rating:0 Site Description: Sudoku Spot is a site or blog dedicated in providing access to totally free printable sudoku puzzles. We provide sudoku puzzles ranging from easy to hard difficulties, downloadable in PDF formats, for easy access and printing. Site statistics:Click here
Printable Sudoku Puzzle #2 2008-06-29 22:04:00 Second batch will include 36 easy, moderate and hard Sudoku
puzzles. Enjoy!Click on either of the links below to download this free printable sudoku puzzles.://www.mediafire.com/?xiegyxgmeny Read more:Printable
, Puzzle
Free Printable Sudoku #1 2008-06-27 22:14:00 This first batch of free printable sudoku puzzles will include 36 easy sudoku puzzles, 36 moderate sudoku puzzles and 48 hard sudoku puzzles.Click on the link to download (2 mirrors):- Read more:Sudoku
, Printable
ECOURSE PART 5: ELIMINATE THE EXTRANEOUS 2008-06-27 22:09:00 We have looked at the basic number finding strategies, but what if these are just not up to the job? Until now we have been causally penciling in possible numbers, but there are many puzzles that will require you to be totally methodical in order to seek out and eliminate extraneous numbers.If you have come to a point where obvious clues have dried up, before moving into unknown territory and beg
ECOURSE PART 4: SEARCHING FOR THE LONE NUMBER 2008-06-27 22:08:00 No matter what level of puzzle you are attempting to solve there are a few strategies that will allow you to get to a solution more quickly. The key strategy is to look for the lone number. In the following example, all the options for region 5 have been penciled in. At first there appear to be three places for the number 1 to go, but look between the 8 and the 3. There is a lone number 1. It
ECOURSE PART 3: BEGINNING THE CHALLENGE 2008-06-27 22:07:00 Below is an unsolved Sudoku puzzle. It consists of a 9 x 9 grid that has been subdivided into 9 smaller grids of 3 x 3 squares. Each puzzle has a logical and a unique solution. To solve the puzzle, each row, column, and box must contain each of the numbers 1 to 9. Throughout this guide the entire puzzle will be referred to the “grid”, a small 3 x 3 grid as a “region”, and the square th
ECOURSE PART 2: SOLUTION METHOD-SCANNING 2008-06-27 22:06:00 Scanning is one way that you can solve a Sudoku puzzle. When you first look at that puzzle you should scan it at least once and again a few times while you are trying to arrive at the solution. Take some time to analyze the puzzle as you are working it since scanning can help you to quickly pick up on a working in one or two needed numbers. There are two basic techniques when it comes to scannin
ECOURSE PART 1: THE MATH BEHIND SUDOKU 2008-06-27 22:05:00 The Sudoku puzzle is unlike most puzzles in that it is based on mathematical structure and requires some level of logic in order to be solved. The main basis behind solving Sudoku is called “NP-complete” because it is solved on n2 x n2 grids of n x n cells. It is this concept that makes Sudoku so difficult to solve. When you put cells on grids and throw in a few “givens” it takes some d