This hard-level Sohei Sudoku puzzle book is for the bold. With interlinked Sudoku grids, the challenge lies in navigating multiple zones simultaneously, demanding focus, strategy, and advanced logical deduction. What You'll Get: 100 hard-level Sohei Sudoku puzzles Distinctive multi-grid format Clean, large print layout Solutions included in the back Enhances strategic thinking and memory Ideal for seasoned solvers Take your puzzle-solving skills up a notch with this next-level Sudoku challenge that goes beyond the 9x9 grid.
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