

Since 2021, we have posted some extra difficult Sunday Stumpers, about once a month. Posted in Thermo-Sudoku, Killer Sudoku, Puzzle, Variation by Grandmaster Puzzles, 11/25/22 9:00 AM More Thermo-Sudoku puzzles can be found in The Art of Sudoku 2 and Masterpiece Sudoku Mix 2. If you are new to this puzzle type, here are our easiest Thermo-Sudoku to get started on. Follow this link for more Thermo-Sudoku puzzles. More Killer Sudoku puzzles can be found in Killer Sudoku by Serkan Yürekli. Note: Follow this link for more Killer Sudoku and this link for classic Sudoku. Time Standards (highlight to view): Grandmaster = 7:30, Master = 11:15, Expert = 22:30 Some thermometer shapes are in the grid numbers must be strictly increasing from the round bulb to the flat end. Also, the sum of the digits in each cage must equal the value given in the upper-left corner of that cage. Specifically, insert a number from 1 to 9 into each cell so that no number repeats in any row, column, or bold region. Rules: Standard Killer Sudoku rules and Thermo-Sudoku rules. Posted in Thermo-Sudoku, Puzzle by drsudoku, 03/29/23 9:00 AMĪuthor/Opus: This is the 4th puzzle from guest contributor Michael Rios. Note: Follow this link for more Thermo-Sudoku puzzles. Posted in Season 1, Thermo-Sudoku, Puzzle by Serkan Yürekli, 07/14/23 9:00 AMĪuthor/Opus: This is the 439th puzzle from Thomas Snyder, aka Dr. More Thermo-Sudoku puzzles can be found in these books in our e-store.

Time Standards (highlight to view): Grandmaster = 1:00, Master = 1:20, Expert = 2:40 Or solve online (using our beta test of Penpa-Edit tools)Īuthor/Opus: This is the 393rd puzzle from our managing editor Serkan Yürekli. How will you do on this puzzle from Serkan Yürekli that splits the numbers and the thermometers apart? Mastering Thermo-Sudoku requires combining number placement thinking with greater than/less than thinking. This “warm-up” Thermo-Sudoku is a great example of some of the new easier puzzles that happen every day (alongside harder content) to get solvers back into our different genres all warm-up puzzles are fair and interesting, even if on the easier side. Update: 7 – We have opened up a few more of our subscription puzzles to give people a sense of what they may be missing if they aren’t a subscriber.

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