Sudoku Primer 289 - Use Sharp Focus When You Get Stuck
Sudoku Primer 288 - Solving Puzzles Using Complementary Thinking
Sudoku Primer 299 - Look for Numbers That ARE There
Sudoku Primer 290 - Another Pop Quiz! See How Well You Do
Sudoku Primer 229 - Keep Your Eyes on the Entire Sudoku Puzzle
Sudoku Primer 297 - Using The Sudoku n-alike Technique
Sudoku Primer 275 - The Amazing Power of DRE & DCE
Sudoku Primer 287 - Using Twins and Triplets Together
Sudoku Primer 300 - Two Things About Diagonal Patterns
SudokuPrimer 27 - lotsa twins, tips for solving a hard puzzle
Sudoku Primer 226 - Sudoku That Flows Nicely
Sudoku Primer 291 - How to Solve Sudoku Championship Puzzles – Smart Hobbies Collaboration
Sudoku Primer 293 - Solving A Timmerman Hard Puzzle
Sudoku Primer 295 - From Twins to Nonuplets
Sudoku Primer 283 - A Special Case of Hidden T Pattern
Stuck in Sudoku, Hard Mode No Notes
Sudoku Primer 294 - A Spontaneous Solve of a Diabolical Puzzle
Sudoku Primer 264 - When You're Stuck, Assess Your Assets
Sudoku Primer 301 - Look For Numbers in Sparse Areas
Sudoku Primer 276 - Corner and Diagonal Patterns Working Together
