Just One Cell Classic Sudoku by Thomas Snyder
This is the last of three puzzles posting today in this style.
or solve online in Penpa, or also solve online in SudokuPad as a new option we’re exploring for Sudoku.
Theme: 2nd in a 6 Puzzle Series
Author/Opus: This is the 563rd puzzle from Thomas Snyder, aka Dr. Sudoku.
Rules: This Sudoku does not have a unique solution for the full grid (it actually has a large number of solutions), but there is exactly one cell in which a number can be logically placed that is fixed across all solutions. Find this cell and its unique value.
This puzzle follows Classic Sudoku rules, so no number repeats in any row, column, or bold region.
Time Standards (highlight to view): This competition had 1-point (easy), 2-point (medium), 3-point (hard), or higher value puzzles. This was worth 1 point (easy category), roughly 0.75-1 minute target.
Solution: PDF
Note: Follow this link for other Just One Cell Sudoku.
Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our Just One Cell Sudoku Discussion post on the GMPuzzles Discord.