Sudoku Primer 140 - the Gate Pattern
How To Solve Classic Sudoku Without Marks – SHC #140
Sudoku Primer 139 - TidBits - Unique Rectangles or Ambiguity Rule
Sudoku- English-Pleasant Solving of a Tough Puzzle-K S Rao (140)
Sudoku- One more Diabolic Puzzle- K S Rao- IR English (140)
Sudoku Primer 141 - the L pattern
SudokuPrimer 70 - solving an easy puzzle using basic strategies (sudoku for beginners)
Sudoku Primer 142 - pop quiz solving a difficult puzzle
Sudoku Primer 145 - forget patterns! Part 1
Sudoku Primer 253 - Solving an Expert Puzzle From a 'New' Publisher
Sudoku Primer 157 - Sudoku techniques to solve a diabolical puzzle
Sudoku Primer 100 - triplets, wall pattern, T pattern solving a hard puzzle
HariFun #140 - Fun, Fun, Fun - Mega Sudoku Part 3
Sandwich Sudoku - Rules & Strategies
SudokuPrimer 15 tutorial for solving an entire diabolical puzzle - Sudoku To Go vol 98
COSC 140 Lecture 21: Sudoku
Amazing Sudoku Trick That Will Make Your Jaw Drop! SHC #144
How to Solve Sudoku that WASN’T MEANT TO BE SOLVED – SHC #141
Sudoku Primer 156 - Sudoku Unique Rectangles (UR) used to master difficult puzzles
SudokuPrimer 18 tutorial for solving a diabolical puzzle - Sudoku To Go vol 99
