SudokuPrimer 24 techniques for mastering a hard puzzle - Sudoku To Go vol 100
dxSudoku #24 How To Master Sudoku Puzzle Solving Techniques
Sudoku Primer 323 - Techniques Make a Hard Puzzle Easier
SudokuPrimer 10 Solving an entire 'Diabolical' puzzle
SudokuPrimer 27 - lotsa twins, tips for solving a hard puzzle
Sudoku Primer 248 - Persevering Through a Tough Puzzle
Sudoku Primer 125 "Identical Twins" help us solve this diabolical puzzle
SudokuPrimer 52 - tricks to solving a hard puzzle - steps to take
SudokuPrimer 46 - tips for solving a hard puzzle - Sudoku To Go vol 102
SudokuPrimer 4 - Finding numbers after twins, triplets
SudokuPrimer 19 tutorial for solving a hard puzzle - Sudoku To Go vol 99
SudokuPrimer 44 - tips for solving an easy puzzle - Sudoku To Go vol 102
SudokuPrimer 47 - tips to master a diabolical puzzle - Sudoku To Go vol 102
SudokuPrimer 2 - Finding more info from Loner cells
SudokuPrimer 38 - Creator introduction - how I got started doing Sudoku videos
Sudoku Primer 331 - Subscriber Request - Hard Puzzle
SudokuPrimer 72 - speed-scanning - quickly find numbers in a hard puzzle (sudoku speed solving)
Sudoku Primer 263 - A Unique Way to Look At Unique Rectangles
SudokuPrimer 21 solving diabolical puzzles using combinations of techniques
SudokuPrimer 28 - from twins to nonuplets in a hard puzzle
