Sunday Stumper: Arrow/Thermo-Sudoku by Jonas Gleim

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Since 2021, we have posted some extra difficult Sunday Stumpers, about once a month. These will be quite tough puzzles, but with a logical path to be found (and solution videos to help). This fifth Sunday Stumper of 2022 is a combination of Arrow Sudoku and Thermo-Sudoku by Jonas Gleim.

Arrow/Thermo-Sudoku by Jonas Gleim

PDF

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

Theme: Compass

Author/Opus: This is the 12th puzzle from guest contributor Jonas Gleim.

Rules: Standard Arrow Sudoku and Thermo-Sudoku rules.

Difficulty: 5 stars

Time Standards (highlight to view): Grandmaster = 18:00, Master = 25:00, Expert = 50:00

Solution: PDF and solving video.

Note: Follow this link for other classic Sudoku. If you are new to this puzzle type, here are our easiest Sudoku to get started on. More classic Sudoku puzzles can be found in The Art of Sudoku, The Art of Sudoku 2 and in our beginner-friendly collection Intro to GMPuzzles by Serkan Yürekli.

  • R says:

    Tried it a while, seems I’m missing some super complicated deduction or an extremely simple one

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