If you find it more convenient to solve the puzzles this way, you can easily cut or rip out the pages2. After conquering the 4x4 grid, readers then get to take on the 6x6 and the popular 9x9 sudoku puzzle.Includes 40 4x4, 20 6x6, and 16 9x9 puzzles (76 total)Problem levels has been thoroughly assessed for consistencyWe've also included the answers at the end of the bookIf you LOVE Sudoku, you can't go wrong with this one.
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