Sudoku Primer 73 - the wall guarantee - solving a medium puzzle (sudoku skills)
Solving Sudoku Puzzle #73
Sudoku Primer 159 - Sudoku - mastering and using the incredible power of twins
Sudoku Primer 75 - L pattern in a medium puzzle (sudoku rules, sudoku game)
Sudoku Primer 182 - Identical Twins and the Ambiguity Rule Get Us Through this Sudoku Puzzle
SudokuPrimer 3 - Finding other numbers after finding twins
Sudoku Primer 77-Subscriber request solving diabolical puzzle-Sudoku To Go vol 104 (sudoku twins)
Sudoku Primer 345 - The Sudoku Wall & Plus Patterns
Sudoku Primer 78 - in-depth look at loner cells (sudoku benefits)
Sudoku Primer 343 - Sudoku Rules & How To Solve Puzzles
Sudoku Primer 168 - Sudoku Double Row-Column Elimination Technique
Sudoku Tricks: The Swordfish Pattern
SudokuPrimer 72 - speed-scanning - quickly find numbers in a hard puzzle (sudoku speed solving)
Sudoku Primer 196 - The Sudoku Diagonal Pattern and How to Find & Use It
Sudoku Primer 76 - pop-quiz solving an easy puzzle (sudoku beginner, sudoku lessons)
Sudoku Primer 178 - A Beautiful Sudoku Puzzle - Numbers Fell Into Place
SudokuPrimer 29 - basics for solving containers in an easy puzzle
Let's Play Sudoku - 10/8/19
Sudoku Primer 115 - Quick scanning for twins & triplets
Sudoku Primer 185 - Finding Special Relationships in Sudoku Puzzles