Killer Sudoku Solving Methods

Strategy tips for solving killer sudoku puzzles from Puzzle Magazines: the rule of 45 and more rules discussed to help solve this puzzle

Advanced Killer Sudoku guide

GitHub - timsun28/Killer-Sudoku-Solver: Backtracking solver for the killer variant of Sudoku

What is the 45 Rule in Sudoku? - Mastering Sudoku

Godoku - Advanced Sudoku Solving Techniques and Tips

Killer Sudoku From Scratch - Puzzle Genius

Killer Sudoku - Sudopedia

The Logical World of Puzzles: Solving Killer Sudoku: (Unique Combinations)

Killer sudoku - Wikipedia

How to solve Killer Sudoku puzzles

Buy Huh! 222 Excellent Killer Sudoku Puzzles Volume 7: A Marvellous Collection of Strategy Games, with Guide and Solutions, from Simple to Evil, to

Huh! 222 Excellent Killer Sudoku Puzzles Volume 7: A Marvellous Collection of Strategy Games, with Guide and Solutions, from Simple to Evil, to Awake

Killer sudoku - Wikipedia

Calcudoku puzzle forum - View topic - Extra Large Killer Sudoku