Jigsaw Sudoku Puzzle Book – Hard Level: 30 Puzzles, Step-by-Step Solving Strategies, Answer Key & Progress Tracker

Challenge your logical thinking with Hard Jigsaw Sudoku Puzzles, a puzzle book featuring 30 hard-level Sudoku puzzles for players who enjoy a more demanding number challenge. Practise number placement, use logical reasoning and work through each puzzle at your own pace.

Jigsaw Sudoku offers a different experience from classic Sudoku by using irregular-shaped regions. Your goal is to complete each grid without repeating numbers in any row, column or outlined region.