Sudoku Primer 162 - Sudoku Ghost Numbers and how to find other numbers using them
Sudoku Primer 161 - Sudoku Hidden Triplets and how they solve a diabolical puzzle
Sudoku Primer 160 - Using the Sudoku 'Plus' Pattern to help you solve harder puzzles
Sudoku Primer 183 - Using Four Sudoku Tricks to Find One Number
Sudoku Primer 165 - The Powerful Sudoku Opposite Pattern & How To Use It
Sudoku Primer 172 - 4 Sudoku Tricks to Find One Number and Break Open the Puzzle
We Solved The Hardest SUDOKU!!
Sudoku Primer 163 - Sudoku Pop Quiz (with Unique Rectangles)
Sudoku Primer 173 - Using sudoku patterns and techniques together to solve a difficult puzzle
You'll NEVER Believe How To Solve This Sudoku! SHC 163
Sudoku Primer 169 - Sudoku Techniques to Make a Hard Puzzle Easy
Sudoku Primer 343 - Sudoku Rules & How To Solve Puzzles
SudokuPrimer 3 - Finding other numbers after finding twins
The Reverse of Killer Sudoku?
Sudoku Primer 175 - Solving a hard Charles Timmerman puzzle & an Interesting Find About Sudoku @ end
Sudoku Primer 157 - Sudoku techniques to solve a diabolical puzzle
Sudoku Primer 78 - in-depth look at loner cells (sudoku benefits)
SudokuPrimer 7 - Ghost numbers
Sudoku Primer 198 - The Sudoku Gate Pattern, Ghost Numbers and Other Tricks Make This Easy
Sudoku Primer 110 difficult puzzle - using twins in a unique way
