Sudoku XY-Wing Explained A Sudoku XY-Wing pattern occurs in many of the more difficult Sudoku puzzles. Your ability to identify and solve this pattern will often break the logjam and lead you to the solution of a challenging Sudoku game. In this article, I use two of my hand crafted very difficult puzzles that have …
Many people have asked me for step-by-step Sudoku directions for solving XY-Wing example number 1. If you have been puzzled about how I solved this puzzle, read this article. It seems that some people have found it difficult to get to the starting point to apply the XY-Wing technique as shown in the graphic. Here is …
Sudoku X-Wing Explained Many people have asked me how to solve Sudoku X-Wing, which is a very hard Sudoku puzzle pattern to identify and solve. Here is a step-by-step explanation of how you get to the X-Wing pattern shown. See our article titled Sudoku X-Wing Identification And Solution for more details. At the left is …
Sudoku Swordfish Sudoku Swordfish is a powerful technique used to solve some very hard Sudoku puzzles. Not every difficult Sudoku puzzle will have this pattern. You will need to know this technique in order to solve the occasional Sudoku puzzle that has this pattern without (ugh!) guessing. In this article, I will use one of …
If you have been puzzled about how to solve Sudoku very hard puzzle #2, read this article. I will take you step by step so you can arrive at the starting position to solve the Swordfish pattern that is in this puzzle. Solve Sudoku Swordfish Steps Cell Action Reason or Pattern R2C4 Enter an 8 Hidden Single …
Sudoku X-Wing Tutorial A Sudoku X-Wing pattern occurs in many of the more difficult Sudoku puzzles. Your ability to identify and solve this pattern will often break the logjam and lead you to the solution of a challenging Sudoku game. In this article, I use one of my handcrafted very difficult puzzles that has a …
Play Free Sudoku Games Look no farther. I have free Sudoku puzzles. They come in five grades easy, medium, hard, very hard, and fiendish (you might even say diabolical) puzzles. They are in PDF format for your convenience. Look below to find this growing collection. These Sudoku puzzles have been hand created, tested with software …
You will find them here. There is something about printable Sudoku puzzles. You can take them with you where ever you go. Sit in your easy chair, solve them on the train or plane, or in your doctor’s office. (I’ll bet you hope your doctor is late as normal! More time to solve Sudoku.) You …
