your query is: # sudoku solving strategies

The Ultimate Sudoku Strategy Guide | Learn all the Tricks

bestofsudoku.comJust like with solitaire or mahjong there are strategies out there that you can use to help increase your chances of solving the sudoku puzzle.

Sudoku techniques - Conceptis Puzzles

www.conceptispuzzles.comSudoku techniques · 1. Scanning in one direction: · 2. Scanning in two directions: · 3. Searching for Single Candidates: · 4. Eliminating numbers from rows, columns ...

Sudoku Solving Techniques - Kristanix Games

www.kristanix.comTechniques for removing candidates: · Block and column / Row Interaction · Block / Block Interaction · Naked Subset · Hidden subset · X-Wing · Swordfish · Forcing ...

Sudoku strategies

www.sudokudragon.comIt almost always finds a square or two that can be solved. At the heart of the technique is to take groups of three rows and columns in turn, working ...

6 Advanced Sudoku Strategies explained - SudokuOnline.io

www.sudokuonline.io6 Advanced Sudoku Strategies explained · 1. The X-Wing · 2. The Swordfish · 3. Forcing Chains · 4. The XY-Wing · 5. Unique Rectangle Type 1 · 6. Nishio.

Sudoku Tips : Learn How To Solve Sudoku Puzzles

www.sudokuessentials.comTo solve the hardest puzzles and games, use advanced strategies such as X-Wing, XY-Wing, and Swordfish. There are two ways to approach the Sudoku Solving ...

Killer Sudoku Tips and Strategies

www.killersudokuonline.comBasic Solving Strategies · Rule of 1: This comes directly from the definition of sudoku. · Rule of Necessity: This rule can be applied to sudoku regions (i.e., ...

Sudoku Techniques you can master

sudokuprimer.comSudoku Solving Techniques · Introduction · Technique: Solving a single cell · Technique: Row, column and box (container) completion · Technique: Solving sections ( ...

Sudoku Assistant -- Solving Techniques - St. Olaf College

www.stolaf.eduThe Sudoku Assistant uses several techniques to solve a Sudoku puzzle: cross-hatch scanning, row/column range checking, subset elimination, grid analysis ...

Sudoku solving algorithms - Wikipedia

en.wikipedia.orgA standard Sudoku contains 81 cells, in a 9×9 grid, and has 9 boxes, each box being the intersection of the first ...

Sudoku Techniques

www.sudokuoftheday.comTechniques For Solving Sudoku ... Sudoku is a puzzle involving logic – no arithmetic or guessing is required! The basic idea of completing puzzles is to find ...

The Mathematics Behind Sudoku: Solving Strategy | Article

abakcus.comThe Mathematics Behind Sudoku: Solving Strategy. Copy the below 9×9 grid and complete it so that each row, each column, and each 3×3 box with a wide margin ...

Sudoku Solver by Andrew Stuart - SudokuWiki.org

www.sudokuwiki.org1: Hidden Singles · 2: Naked Pairs/Triples · 3: Hidden Pairs/Triples · 4: Naked/Hidden Quads · 5: Pointing Pairs · 6: Box/Line Reduction. Tough Strategies. *: ...

Intermediate Sudoku Solving Techniques – Part 1: Looking for ...

sudoku.comOne of the first “advanced” Sudoku solving techniques that you might want to try is to start with one number at a time (starting with the number 1) and look ...

Sudoku Solving Techniques

sudoku9x9.comProvides a list of Sudoku solving techniques and tips including both basic and advanced methods such as hidden single/pair/triplet/quad, ...

How to solve sudoku - Solving sudoku strategies - Sudoku 9981

www.sudoku9981.comSolving Sudoku Strategy - Single Digit Patterns ... Two parallel strong links, weakly connected at the base. ... Two crossing strong links, weakly connected in a ...

What are the best strategies to solve a Sudoku? - Quora

www.quora.comThe best way to solve Sudoku is “Keep Solving Sudoku”. As the saying goes on, Practice makes a person perfect. So in order to reach that level of perfection, ...

Sudoku Solving Techniques: Aaron, Sam - Amazon.com

www.amazon.comFrequently bought together · This item: Sudoku Solving Techniques. by Sam Aaron Paperback. $9.80. In Stock. · Solving Sudoku: Illustrated Strategies. by Gerald ...

Killer Sudoku Strategy Tips - Puzzle Books

www.puzzle-book.co.ukThe rules and strategy tips on successfully solving Killer Sudoku puzzles. The aim of the puzzle is to place the numbers from 1 - 9 once in each region of ...

Sudoku Hard Strategy and Techniques level 4 game 1

suresolv.comSudoku hard Strategy and techniques for easy solution ... As a strategy we always try first—the row-column scan to find the valid cell at any ...

Advanced Techniques - Learn Sudoku

www.learn-sudoku.comAdvanced Techniques · You are currently armed with enough knowledge to solve 95% or more of the Sudoku puzzles currently published in newspapers, books, and ...

Killer Sudoku Solving Techniques and Tips

sudokusolver.comAn essential Killer Sudoku solving technique is the "45 rule". This uses the fact that every row, column and block must contain each of the numbers 1 to 9 once.

A Sudoku Puzzle Solver using Strategies - CodeProject

www.codeproject.comThe trick to solving Sudoku puzzles is not to find out where numbers go directly, but is to find out where they cannot and when there is only ...

Top Nine Most Often Used Strategies for Solving Expert ...

www.pinterest.comMaster these strategies and be an expert. Please visit my channel and check out my other uploads such as "How to solve a Sudoku puzzle - A Tutorial", ...

The Naked Pair in Sudoku - NRICH

nrich.maths.orgThis article describes a particular strategy useful in solving Sudoku puzzles known as "the naked pair". The discussions will be based on the Sudoku shown ...

Killer Sudoku strategies tips and solving techniques - tectonic ...

www.tectonicpuzzel.euA house (= row, column or block) with a cage of which we know the combination can help to limit the number of combinations in other cages. In our example we ...

How to Solve Sudoku Faster: Beginner Techniques - Airship ...

www.airshipman.comFocus on only one part of a square, row, or column rather than worrying about the entire grid all in one go. Slowly work your way up until you ...

Medium and Hard Sudoku Solving Tips With Sample Videos

hobbylark.comIf you are confident in solving easy Sudoku puzzles, you are probably ready to learn techniques that will prepare you for other levels of ...

Sudoku Solutions - Solver And Helper | Play Thousands Of ...

www.sudoku-solutions.comSolves any valid sudoku puzzle. Helps you to improve your solving skills and practice solving strategies. Offers thousands of free graded puzzles.

Sudoku X Strategy Tips - Puzzle Club

www.thepuzzleclub.comSudoku X: hints and tips on solving this popular variant of sudoku with extra regions from The Puzzle Club..

Strategies and Algorithms of Sudoku - Louisiana Tech Digital ...

digitalcommons.latech.eduBy using permutation matrices, it can become a strategy or algorithm in itself on how to solve a Sudoku puzzle of different sizes because the ...

What are some strategies for Sudoku? - BoardGamesTips

boardgamestips.comThere are two main techniques one can use to solve a Sudoku puzzle; ... and sufficient in solving most standard Sudoku puzzles.

Sudoku | Brilliant Math & Science Wiki

brilliant.orgSudoku · Strategies for Solving Sudoku · Sudoku in Research · Sudoku Competitions · Variations · References.

How to Solve a Sudoku - wikiHow

www.wikihow.comLearn Sudoku Strategies - Thonky.com

www.thonky.comLearn strategies to help you solve even the most difficult sudoku puzzles.

How-to-Solve-Sudoku.pdf - Penny Dell Puzzles

www.pennydellpuzzles.comTo solve a regular Sudoku puzzle, place a number into ... the candidates to eliminate is where advanced solving techniques—called Deductions—come in.

Sudoku solving strategy - Puzzling Stack Exchange

puzzling.stackexchange.comFirst of all, if you decide to use a sudoku solver online to assist you (I recommend this one as it shows you the steps to solve it as well as having other ...

Sudoku Solving Guide - SudoCue

www.sudocue.netIf you want to solve Sudoku puzzles, you need to learn some solving strategies. This guide will teach you how to solve a Sudoku either on ...

Sudoku: Strategy versus Structure - UCI Mathematics

www.math.uci.eduhow the ability of this set of strategies to solve a Sudoku puzzle also implies that the solution can be represented as the unique nonnegative solution to a ...

How to Solve Sudoku【Techniques For Beginners】

sudokumasterthegame.comSudoku Solving Techniques for getting rid of numbers: Interaction between blocks and columns or rows. Although you will not be able to jot ...

Sudoku Unique Rectangle Strategy explained

www.taupierbw.beA proper Sudoku puzzle has a unique solution, thus solving a puzzle should not lead to a "Deadly Pattern". In this strategy, we are looking for potential ...

An Exhaustive Study on different Sudoku Solving Techniques

www.ijcsi.orgThere are several approaches to solve this well-liked puzzle. In any case, the problem of solving a given Sudoku puzzle finds numerous applications in practice.

The Ultimate Sudoku Strategy Guide | Learn all the Tricks

bestofsudoku.comJust like with solitaire or mahjong there are strategies out there that you can use to help increase your chances of solving the sudoku puzzle.

Sudoku techniques - Conceptis Puzzles

www.conceptispuzzles.comSudoku techniques · 1. Scanning in one direction: · 2. Scanning in two directions: · 3. Searching for Single Candidates: · 4. Eliminating numbers from rows, columns ...

Sudoku Solving Techniques - Kristanix Games

www.kristanix.comTechniques for removing candidates: · Block and column / Row Interaction · Block / Block Interaction · Naked Subset · Hidden subset · X-Wing · Swordfish · Forcing ...

Sudoku strategies

www.sudokudragon.comIt almost always finds a square or two that can be solved. At the heart of the technique is to take groups of three rows and columns in turn, working ...

6 Advanced Sudoku Strategies explained - SudokuOnline.io

www.sudokuonline.io6 Advanced Sudoku Strategies explained · 1. The X-Wing · 2. The Swordfish · 3. Forcing Chains · 4. The XY-Wing · 5. Unique Rectangle Type 1 · 6. Nishio.

Sudoku Tips : Learn How To Solve Sudoku Puzzles

www.sudokuessentials.comTo solve the hardest puzzles and games, use advanced strategies such as X-Wing, XY-Wing, and Swordfish. There are two ways to approach the Sudoku Solving ...

Killer Sudoku Tips and Strategies

www.killersudokuonline.comBasic Solving Strategies · Rule of 1: This comes directly from the definition of sudoku. · Rule of Necessity: This rule can be applied to sudoku regions (i.e., ...

Sudoku Techniques you can master

sudokuprimer.comSudoku Solving Techniques · Introduction · Technique: Solving a single cell · Technique: Row, column and box (container) completion · Technique: Solving sections ( ...

Sudoku Assistant -- Solving Techniques - St. Olaf College

www.stolaf.eduThe Sudoku Assistant uses several techniques to solve a Sudoku puzzle: cross-hatch scanning, row/column range checking, subset elimination, grid analysis ...

Sudoku solving algorithms - Wikipedia

en.wikipedia.orgA standard Sudoku contains 81 cells, in a 9×9 grid, and has 9 boxes, each box being the intersection of the first ...

Sudoku Techniques

www.sudokuoftheday.comTechniques For Solving Sudoku ... Sudoku is a puzzle involving logic – no arithmetic or guessing is required! The basic idea of completing puzzles is to find ...

The Mathematics Behind Sudoku: Solving Strategy | Article

abakcus.comThe Mathematics Behind Sudoku: Solving Strategy. Copy the below 9×9 grid and complete it so that each row, each column, and each 3×3 box with a wide margin ...

Sudoku Solver by Andrew Stuart - SudokuWiki.org

www.sudokuwiki.org1: Hidden Singles · 2: Naked Pairs/Triples · 3: Hidden Pairs/Triples · 4: Naked/Hidden Quads · 5: Pointing Pairs · 6: Box/Line Reduction. Tough Strategies. *: ...

Intermediate Sudoku Solving Techniques – Part 1: Looking for ...

sudoku.comOne of the first “advanced” Sudoku solving techniques that you might want to try is to start with one number at a time (starting with the number 1) and look ...

Sudoku Solving Techniques

sudoku9x9.comProvides a list of Sudoku solving techniques and tips including both basic and advanced methods such as hidden single/pair/triplet/quad, ...

How to solve sudoku - Solving sudoku strategies - Sudoku 9981

www.sudoku9981.comSolving Sudoku Strategy - Single Digit Patterns ... Two parallel strong links, weakly connected at the base. ... Two crossing strong links, weakly connected in a ...

What are the best strategies to solve a Sudoku? - Quora

www.quora.comThe best way to solve Sudoku is “Keep Solving Sudoku”. As the saying goes on, Practice makes a person perfect. So in order to reach that level of perfection, ...

Sudoku Solving Techniques: Aaron, Sam - Amazon.com

www.amazon.comFrequently bought together · This item: Sudoku Solving Techniques. by Sam Aaron Paperback. $9.80. In Stock. · Solving Sudoku: Illustrated Strategies. by Gerald ...

Killer Sudoku Strategy Tips - Puzzle Books

www.puzzle-book.co.ukThe rules and strategy tips on successfully solving Killer Sudoku puzzles. The aim of the puzzle is to place the numbers from 1 - 9 once in each region of ...

Sudoku Hard Strategy and Techniques level 4 game 1

suresolv.comSudoku hard Strategy and techniques for easy solution ... As a strategy we always try first—the row-column scan to find the valid cell at any ...

Advanced Techniques - Learn Sudoku

www.learn-sudoku.comAdvanced Techniques · You are currently armed with enough knowledge to solve 95% or more of the Sudoku puzzles currently published in newspapers, books, and ...

Killer Sudoku Solving Techniques and Tips

sudokusolver.comAn essential Killer Sudoku solving technique is the "45 rule". This uses the fact that every row, column and block must contain each of the numbers 1 to 9 once.

A Sudoku Puzzle Solver using Strategies - CodeProject

www.codeproject.comThe trick to solving Sudoku puzzles is not to find out where numbers go directly, but is to find out where they cannot and when there is only ...

Top Nine Most Often Used Strategies for Solving Expert ...

www.pinterest.comMaster these strategies and be an expert. Please visit my channel and check out my other uploads such as "How to solve a Sudoku puzzle - A Tutorial", ...

The Naked Pair in Sudoku - NRICH

nrich.maths.orgThis article describes a particular strategy useful in solving Sudoku puzzles known as "the naked pair". The discussions will be based on the Sudoku shown ...

Killer Sudoku strategies tips and solving techniques - tectonic ...

www.tectonicpuzzel.euA house (= row, column or block) with a cage of which we know the combination can help to limit the number of combinations in other cages. In our example we ...

How to Solve Sudoku Faster: Beginner Techniques - Airship ...

www.airshipman.comFocus on only one part of a square, row, or column rather than worrying about the entire grid all in one go. Slowly work your way up until you ...

Medium and Hard Sudoku Solving Tips With Sample Videos

hobbylark.comIf you are confident in solving easy Sudoku puzzles, you are probably ready to learn techniques that will prepare you for other levels of ...

Sudoku Solutions - Solver And Helper | Play Thousands Of ...

www.sudoku-solutions.comSolves any valid sudoku puzzle. Helps you to improve your solving skills and practice solving strategies. Offers thousands of free graded puzzles.

Sudoku X Strategy Tips - Puzzle Club

www.thepuzzleclub.comSudoku X: hints and tips on solving this popular variant of sudoku with extra regions from The Puzzle Club..

Strategies and Algorithms of Sudoku - Louisiana Tech Digital ...

digitalcommons.latech.eduBy using permutation matrices, it can become a strategy or algorithm in itself on how to solve a Sudoku puzzle of different sizes because the ...

What are some strategies for Sudoku? - BoardGamesTips

boardgamestips.comThere are two main techniques one can use to solve a Sudoku puzzle; ... and sufficient in solving most standard Sudoku puzzles.

Sudoku | Brilliant Math & Science Wiki

brilliant.orgSudoku · Strategies for Solving Sudoku · Sudoku in Research · Sudoku Competitions · Variations · References.

How to Solve a Sudoku - wikiHow

www.wikihow.comLearn Sudoku Strategies - Thonky.com

www.thonky.comLearn strategies to help you solve even the most difficult sudoku puzzles.

How-to-Solve-Sudoku.pdf - Penny Dell Puzzles

www.pennydellpuzzles.comTo solve a regular Sudoku puzzle, place a number into ... the candidates to eliminate is where advanced solving techniques—called Deductions—come in.

Sudoku solving strategy - Puzzling Stack Exchange

puzzling.stackexchange.comFirst of all, if you decide to use a sudoku solver online to assist you (I recommend this one as it shows you the steps to solve it as well as having other ...

Sudoku Solving Guide - SudoCue

www.sudocue.netIf you want to solve Sudoku puzzles, you need to learn some solving strategies. This guide will teach you how to solve a Sudoku either on ...

Sudoku: Strategy versus Structure - UCI Mathematics

www.math.uci.eduhow the ability of this set of strategies to solve a Sudoku puzzle also implies that the solution can be represented as the unique nonnegative solution to a ...

How to Solve Sudoku【Techniques For Beginners】

sudokumasterthegame.comSudoku Solving Techniques for getting rid of numbers: Interaction between blocks and columns or rows. Although you will not be able to jot ...

Sudoku Unique Rectangle Strategy explained

www.taupierbw.beA proper Sudoku puzzle has a unique solution, thus solving a puzzle should not lead to a "Deadly Pattern". In this strategy, we are looking for potential ...

An Exhaustive Study on different Sudoku Solving Techniques

www.ijcsi.orgThere are several approaches to solve this well-liked puzzle. In any case, the problem of solving a given Sudoku puzzle finds numerous applications in practice.

The Ultimate Sudoku Strategy Guide | Learn all the Tricks

bestofsudoku.comJust like with solitaire or mahjong there are strategies out there that you can use to help increase your chances of solving the sudoku puzzle.

Sudoku techniques - Conceptis Puzzles

www.conceptispuzzles.comThe easiest way starting a Sudoku puzzle is to scan rows and columns within each triple-box area, eliminating numbers or squares and finding situations where ...

Sudoku strategies

www.sudokudragon.comIt almost always finds a square or two that can be solved. At the heart of the technique is to take groups of three rows and columns in turn, working ...

Sudoku Tips : Learn How To Solve Sudoku Puzzles

www.sudokuessentials.comTo solve the hardest puzzles and games, use advanced strategies such as X-Wing, XY-Wing, and Swordfish. There are two ways to approach the Sudoku Solving ...

Sudoku Solving Techniques - Kristanix Games

www.kristanix.comUse the first few techniques to insert as many numbers as you can. Then, when you can add no more numbers to the board using the basic techniques, try the more ...

Killer Sudoku Tips and Strategies

www.killersudokuonline.comThere are three basic methods used to solving killer sudoku puzzles. The first is to use the strategies for solving regular sudoku puzzles.

6 Advanced Sudoku Strategies explained - SudokuOnline.io

www.sudokuonline.io6 Advanced Sudoku Strategies explained · 1. The X-Wing · 2. The Swordfish · 3. Forcing Chains · 4. The XY-Wing · 5. Unique Rectangle Type 1 · 6. Nishio.

How to Solve Sudoku Faster: Beginner Techniques - Airship ...

www.airshipman.comFocus on only one part of a square, row, or column rather than worrying about the entire grid all in one go. Slowly work your way up until you ...

3 Tips to Solve a Sudoku Puzzle - Cantissimo Senior Living

www.cantissimoseniorliving.comTo solve a Sudoku puzzle, the 9x9 grid must be completed so that each row, column, and 3x3 square contains the digits 1-9. One helpful strategy ...

Sudoku Hard Strategy and Techniques level 4 game 1

suresolv.comMain strategy for solving a hard Sudoku puzzle is to use the technique that would produce best results quickest. Easy to say, not so easy to ...

Sudoku Strategy for Beginners

sudoku.comSudoku Strategy for Beginners · Look for Easy Opportunities First. Every Sudoku grid, when you start the game, comes with some numbers already placed into their ...

Sudoku Assistant -- Solving Techniques - St. Olaf College

www.stolaf.eduThe Sudoku Assistant uses several techniques to solve a Sudoku puzzle: cross-hatch scanning, row/column range checking, subset elimination, grid analysis ...

Sudoku Techniques – Sudoku of the Day

www.sudokuoftheday.comTechniques For Solving Sudoku ... Sudoku is a puzzle involving logic – no arithmetic or guessing is required! The basic idea of completing puzzles is to find ...

Medium and Hard Sudoku Solving Tips With Sample Videos

hobbylark.comIf you are confident in solving easy Sudoku puzzles, you are probably ready to learn techniques that will prepare you for other levels of ...

The Naked Pair in Sudoku - NRICH

nrich.maths.orgThis article describes a particular strategy useful in solving Sudoku puzzles known as "the naked pair". The discussions will be based on the Sudoku shown ...

Sudoku Techniques you can master

sudokuprimer.comSudoku Solving Techniques. Tips and tricks that help you solve more difficult puzzles. Introduction. This page lists different techniques you can use to ...

Sudoku solving algorithms - Wikipedia

en.wikipedia.orgA typical Sudoku puzzle · A Sudoku (top) being solved by backtracking. Each cell is tested for a valid number, moving "back" when there is a violation, and ...

Sudoku Puzzle solving strategies - Pinterest

www.pinterest.comNov 20, 2017 - How to solve Sudoku puzzles using the only choice; shared subgroup; twins and other solution strategies.

A Review on Different Strategies of Solving Sudoku Puzzles

www.researchgate.netSo we reviewed here different strategies to solve the Sudoku puzzle in less time. The current paper explains the only selected pattern of ...

Solving Sudoku Puzzles with Rewriting Rules - UCI Math

www.math.uci.eduThe strategy what-if and several contingencies are also implemented. Keywords: Rewriting logic, Maude, sudoku, puzzle. 1 Introduction.

Killer Sudoku Strategy Tips - Puzzle Books

www.puzzle-book.co.ukThe rules and strategy tips on successfully solving Killer Sudoku puzzles. The aim of the puzzle is to place the numbers from 1 - 9 once in each region of ...

Sudoku Strategies: Tips and techniques for solving puzzles

www.amazon.comSudoku Strategies: Tips and techniques for solving puzzles [Parkinson, Ruth W.] on Amazon.com. *FREE* shipping on qualifying offers. Sudoku Strategies: Tips ...

Is there any formula to solve Sudoku? - MVOrganizing

www.mvorganizing.orgA Sudoku puzzle can have more than one solution, but in this case the kind of logical reasoning we described while discussing solving strategies ...

What are some strategies for Sudoku? - BoardGamesTips

boardgamestips.comThere are two main techniques one can use to solve a Sudoku puzzle; ... and sufficient in solving most standard Sudoku puzzles.

Strategy Families - SudokuWiki.org

www.sudokuwiki.org... all the fully documented strategies used to solve Sudoku, Jigsaw Sudoku, ... and we do not have a complete theory of all Sudoku puzzles.

A Sudoku Puzzle Solver using Strategies - CodeProject

www.codeproject.comThe trick to solving Sudoku puzzles is not to find out where numbers go directly, but is to find out where they cannot and when there is only ...

Solving Sudoku Puzzles with Rewriting Rules - ScienceDirect

www.sciencedirect.comThree processes (scanning, marking up, and analysis) are the classical techniques for solving sudokus. Elimination is the main strategy that we have employed.

Sudoku for Beginners: How To Play (Step-By-Step), Rules ...

www.gamesver.comUse cross-hatching and penciling-in techniques to solve the puzzle. As a rule ( ...

Advanced Techniques - Learn Sudoku

www.learn-sudoku.comAdvanced Techniques · You are currently armed with enough knowledge to solve 95% or more of the Sudoku puzzles currently published in newspapers, books, and ...

Sudoku Solving Tactics

www.sudokuslam.comThis page explains tactics for solving these puzzles, and it also elaborates on the hints that you may encounter if you get stuck. Terminology: We call any row, ...

How to Solve a Sudoku - wikiHow

www.wikihow.comHow to Play Sudoku: Tips and Tricks to Beat Any Sudoku Puzzle

inspirationfeed.comThese puzzles were relatively easier to solve than most modern Sudoku puzzles. Sudoku continued to gain widespread popularity throughout the ...

How to do sudoku - How To Discuss - HowToDiscuss

howtodiscuss.comWhat is the best sudoku strategy? The most basic strategy for solving a Sudoku puzzle is to first write in each empty cell all possible entries ...

How To Solve Sudoku Puzzles Like A Pro - Barnes & Noble

www.barnesandnoble.comHow To Solve Sudoku Puzzles Like A Pro; The Simple Strategies You Need To Solve Any Sudoku Puzzle Quickly While Having Fun At The Same Time.

Sudoku Swami: Complete Course Sudoku Puzzle Solving ...

sudokuswami.comSudoku Swami guides you through step by step strategies to crack sudoku puzzles. Watch the videos tailored to help you learn advanced sudoku puzzle tips and ...