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This is a companion book to Essential10 Sudoku Strategies, Level 1. If you have mastered the techniques in Level 1 and you are looking for more puzzles to try that use those techniques (and only those techniques), here you will find a collection of 100 puzzles to really test your ability.
The puzzles in this collection are guaranteed to require only the following techniques to solve:
• Full House
• Naked Single
• Hidden Single
• Naked Double
• Hidden Double
• Locked Candidates
• Locked Pair
For details on how to apply these strategies to solving your Sudoku puzzles, see Essential10 Sudoku Strategies, Level 1.