SudokuPrimer 58 - pseudo-quiz solving a hard puzzle
SudokuPrimer 46 - tips for solving a hard puzzle - Sudoku To Go vol 102
SudokuPrimer 12 tutorial for solving an entire hard puzzle - Sudoku To Go vol 98
SudokuPrimer 59 - rotten to the core - tricks solving a hard puzzle
Tutorial 58. Hard sudoku puzzle with lots of techniques.
SudokuPrimer 63 - tricks to solve an easy puzzle - Sudoku To Go vol 103
SudokuPrimer 60 - solving an extreme diabolical puzzle
SudokuPrimer 61 - pop-quiz on an easy puzzle
How To Solve XY-Wings And Chains - SHC #58
SudokuPrimer 29 - basics for solving containers in an easy puzzle
SudokuPrimer 48 - pseudo-quiz - why does that number go there?
SudokuPrimer 54 - pop-quiz solving a medium puzzle
Sudoku Primer 172 - 4 Sudoku Tricks to Find One Number and Break Open the Puzzle
SudokuPrimer 66 - solving a diabolical puzzle - Sudoku To Go vol 103
SudokuPrimer 62 - tricks to make a hard puzzle easy
Solving Sudoku #58, Come solve with me | Something More
Sudoku Primer 75 - L pattern in a medium puzzle (sudoku rules, sudoku game)
SudokuPrimer 30 - loner cells and identical twins
SudokuPrimer 56 - first find twins then you can do two things with them
How to Solve Soduko - Solving Soduku For Beginners