SudokuPrimer 4 - Finding numbers after twins, triplets
Sudoku Primer 211 - Dell Challenger Puzzle Solved Using Four Patterns
SudokuPrimer 9 - tricks for solving columns using twins
SudokuPrimer 47 - tips to master a diabolical puzzle - Sudoku To Go vol 102
Sudoku Primer 172 - 4 Sudoku Tricks to Find One Number and Break Open the Puzzle
Sudoku Primer 334 - Two Hidden Corner Patterns Make This Puzzle Easy
Sudoku Primer 130 - 4x4 sudoku for kids - sudoku variant
SudokuPrimer 32 - tips for solving an easy puzzle - Sudoku To Go vol 101
SudokuPrimer 24 techniques for mastering a hard puzzle - Sudoku To Go vol 100
SudokuPrimer 25 how to solve a diabolical puzzle - Sudoku To Go vol 100
SudokuPrimer 5 - Double Row/column elimination
SudokuPrimer 37 - conversely... looking for opposites while solving
SudokuPrimer 33 - tips for solving a medium puzzle - Sudoku To Go vol 101
Sudoku Primer 104 - solving tips for hard puzzle - diagonal pattern
Sudoku Primer 183 - Using Four Sudoku Tricks to Find One Number
SudokuPrimer 44 - tips for solving an easy puzzle - Sudoku To Go vol 102
SudokuPrimer 8 - Twins, Triplets and other relationships
SudokuPrimer 23 basics for solving a medium puzzle - Sudoku To Go vol 100
SudokuPrimer 46 - tips for solving a hard puzzle - Sudoku To Go vol 102
SudokuPrimer 35 - tips for solving a diabolical puzzle - Sudoku To Go vol 101
