Thermo-Sudoku by John Bulten

Thermo-Sudoku by John Bulten


or solve online (using our beta test of Penpa-Edit tools)

Theme: Candlepower

Author/Opus: This is the 53rd puzzle from our contributing puzzlemaster John Bulten.

Rules: Standard Thermo-Sudoku rules.

Answer String: Enter the 1st row from left to right, followed by a comma, followed by the 9th row from left to right.

Time Standards (highlight to view): Grandmaster = 5:30, Master = 11:00, Expert = 22:00

Solution: PDF; a solution video is also available here.

Note: Follow this link for more Thermo-Sudoku puzzles. If you are new to this puzzle type, here are our easiest Thermo-Sudoku to get started on. More Thermo-Sudoku puzzles can be found in The Art of Sudoku 2.

  • Zinphad says:

    Recently introduced to this site, and this is my favorite puzzle so far. Took a bit to figure out how to start, but once going it was a blast.

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