Sudoku Primer 276 - Corner and Diagonal Patterns Working Together
Hard Level --- Sudoku 276 Seconds
Sudoku Primer 275 - The Amazing Power of DRE & DCE
Sudoku Primer 345 - The Sudoku Wall & Plus Patterns
Sudoku Primer 274 - Make Easy Work of a Diabolical Puzzle
Sudoku Primer 277 - Using Quadruplets - Subscriber Request
Sudoku Primer 203 - Double Row & Column Elimination is NOT the Same as a Sudoku X-Wing
Sudoku Primer 248 - Persevering Through a Tough Puzzle
Sudoku Primer 259 - the Gate Pattern (Subscriber Request)
Sudoku Primer 264 - When You're Stuck, Assess Your Assets
SudokuPrimer 6 Loner cells and identical twins
Sudoku Primer 100 - triplets, wall pattern, T pattern solving a hard puzzle
Sudoku Primer 263 - A Unique Way to Look At Unique Rectangles
Sudoku Primer 257 - Another Expert Puzzle from Papp Publishing
Sudoku Primer 272 - Finding Next Number With Triplets & Double Row Elimination
Sudoku Primer 171 - Sudoku 'master the basics of advanced solving' - requested puzzle
Sudoku Primer 285 - Six Things to Find One Number
Sudoku Primer 334 - Two Hidden Corner Patterns Make This Puzzle Easy
Sudoku Primer 333 - Diabolical Puzzle With Rough Patches
Sudoku Primer 286 - Wayne Gould - Making Puzzles Fun Using Patterns
