Sudoku Primer 191 - Sudoku Pop Quiz and a Channel Announcement
Sudoku Primer 192 - Answer Sheet to Pop Quiz
Sudoku Primer 190 - Learn To Use the Sudoku Opposite Pattern
Sudoku Primer 203 - Double Row & Column Elimination is NOT the Same as a Sudoku X-Wing
Sudoku Primer 187 - Getting Past Three Hard Spots in this Puzzle
Sudoku Primer 194 - A Brief History of Sudoku
Sudoku Primer 162 - Sudoku Ghost Numbers and how to find other numbers using them
Sudoku Primer 173 - Using sudoku patterns and techniques together to solve a difficult puzzle
Sudoku Primer 189 - Look for Leftovers While Solving Sudoku
Sudoku Primer 174 - Sudoku #atHome, Sudoku #withMe - Learn how to Solve Sudoku Puzzles
Sudoku Primer 198 - The Sudoku Gate Pattern, Ghost Numbers and Other Tricks Make This Easy
Sudoku Primer 188 - Sudoku Wall Pattern & Other Techniques
How UNSHACKLING SUDOKUS Solved Hard Puzzle After I Gave Up! Sudoku Analysis 43
Sudoku X-Wing Vs. W-Wing Challenge! SHC 192
Sudoku Primer 197 - Subscriber Request - Hard Puzzle Made Easy Using Triplets and Other Techniques
Sudoku Primer 199 - Multiple Sudoku Triplet Examples
Sudoku Primer 175 - Solving a hard Charles Timmerman puzzle & an Interesting Find About Sudoku @ end
How to Solve Sudoku 5x Faster with XY-Chain - Daily Diabolical #11
Sudoku Primer 163 - Sudoku Pop Quiz (with Unique Rectangles)
Sudoku Primer 200 - Eight Sets of Twins at the Start