Philip Newman gained early attention in the Sudoku world from the very interesting yet very hard classic puzzle Tatooine Sunset. The basic Tatooine grid geometry has been explored many more times with many kinds of solving paths, including in today’s Genuinely Approachable Sudoku.

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Theme: Tatooine Thursday?

Author/Opus: This is the 5th puzzle from Philip Newman, part of the Genuinely Approachable Sudoku (GAS) team.

Rules: Standard Sudoku rules.

GAS Time Standards (highlight to view): Two party hats (🎩🥳): 8:00; One party hat (🥳): 20:00. All other solvers earn a 🦕: Quick Qaikshaheen.

Thomas Hits the GAS (highlight to view): 2:24, with SudokuPad replay file shared as a download for now (requires loading via settings menu with improvements expected before people should use this regularly).

Solution: PDF and solving video with explanation from GAS team.

Note: Follow this link for more Genuinely Approachable Sudoku puzzles on this site. 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 Sudoku including variations can be found in these books in our e-store. Also, visit this page to purchase all of the puzzles from the 16th World Sudoku Championship including classic Sudoku.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our Daily GAS discussion post on the GMPuzzles Discord. Not a member of the Discord? Click this link for basic access.

Today’s Genuinely Approachable Sudoku by Bill Murphy is a minor variation of a favorite style here at GMPuzzles: Outside Sudoku. Can you place all the numbers now that the outside clues refer to the second, third, or fourth cells in that direction?

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Author/Opus: This is the 2nd puzzle from Bill Murphy, part of the Genuinely Approachable Sudoku (GAS) team.

Rules: Variation of Outside Sudoku rules. Standard Sudoku rules. Insert a number from 1 to 9 into each cell so that no number repeats in any row, column, or bold region. Some numbers are given outside the grid. These numbers must appear in the second, third, or fourth cell in the corresponding direction.

GAS Time Standards (highlight to view): Two party hats (🎩🥳): 8:00; One party hat (🥳): 15:00. All other solvers earn a 🦕: empathetic Ekrixinatosaurus.

Thomas Hits the GAS (highlight to view): 2:35, with SudokuPad replay file shared as a download for now (requires loading via settings menu with improvements expected before people should use this regularly).

Solution: PDF and solving video with explanation from GAS team.

Note: Follow this link for more Genuinely Approachable Sudoku puzzles on this site. Follow this link for other less common variations of Sudoku.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our Daily GAS discussion post on the GMPuzzles Discord. Not a member of the Discord? Click this link for basic access.

Can you dash your way around this Sudoku variation by Clover where certain cells must equal the sum of their neighbors?

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Author/Opus: This is the 23rd puzzle from Clover, part of the Genuinely Approachable Sudoku (GAS) team.

Rules: Standard Sudoku rules (insert a number from 1 to 9 into each cell so that no number repeats in any row, column, or bold region). If a horizontal dash appears in a cell, the number in that cell is the sum of the numbers to its immediate left and right. If a vertical dash appears in a cell, the number in that cell is the sum of the numbers immediately above and below it.

GAS Time Standards (highlight to view): Two party hats (🎩🥳): 6:30; One party hat (🥳): 12:00. All other solvers earn a 🦕: dashing Dreadnoughtus.

Thomas Hits the GAS (highlight to view): 2:32, with SudokuPad replay file shared as a download for now (requires loading via settings menu with improvements expected before people should use this regularly).

Solution: PDF and solving video with explanation from GAS team.

Note: Follow this link for more Genuinely Approachable Sudoku puzzles on this site. Follow this link for other less common variations of Sudoku.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our Daily GAS discussion post on the GMPuzzles Discord. Not a member of the Discord? Click this link for basic access.

Today’s post continues our three post introduction to the Genuinely Approachable Sudoku team with a clever Thermo-Sudoku puzzle by Philip Newman highlighting the new GAS + GMP connection.

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Theme: Granularly Amassable Sudoral

Author/Opus: This is the 4th puzzle from Philip Newman, part of the Genuinely Approachable Sudoku (GAS) team.

Rules: Standard Thermo-Sudoku rules. (Insert a number from 1 to 9 into each cell so that no number repeats in any row, column, or bold region. Some thermometer shapes are in the grid; numbers must be strictly increasing from the round bulb to the flat end.)

GAS Time Standards (highlight to view): Two party hats (🎩🥳): 8:30; One party hat (🥳): 20:00. All other solvers earn a 🦕: Overheated Oharasisaurus.

Thomas Hits the GAS (highlight to view): 3:46, with SudokuPad replay file shared as a download for now (requires loading via settings menu with improvements expected before people should use this regularly).

Solution: PDF and solving video with explanation from GAS team.

Note: Follow this link for more Genuinely Approachable Sudoku puzzles on this site. 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 these books in our e-store. Also, visit this page to purchase all of the puzzles from the 16th World Sudoku Championship including some Thermo-Sudoku.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our Daily GAS discussion post on the GMPuzzles Discord. Not a member of the Discord? Click this link for basic access.

Today we continue to introduce the Genuinely Approachable Sudoku (GAS) team here on GMPuzzles with an Anti-Knight Sudoku by Bill Murphy with a nice geometric pattern with four empty rows.

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Theme: Shut Up

Author/Opus: This is the 1st puzzle from Bill Murphy, part of the Genuinely Approachable Sudoku (GAS) team.

Rules: Standard Sudoku rules (insert a number from 1 to 9 into each cell so that no number repeats in any row, column, or bold region). Also, numbers cannot repeat in any cells separated by a chess knight’s move.

GAS Time Standards (highlight to view): Two party hats (🎩🥳): 7:30; One party hat (🥳): 14:00. All other solvers earn a 🦕: Twenty Dollar Dahalokely.

Thomas Hits the GAS (highlight to view): 2:35, with SudokuPad replay file shared as a download for now (requires loading via settings menu with improvements expected before people should use this regularly).

Solution: PDF and solving video with explanation from GAS team.

Note: Follow this link for more Genuinely Approachable Sudoku puzzles on this site. Follow this link for other less common variations of Sudoku.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our Daily GAS discussion post on the GMPuzzles Discord. Not a member of the Discord? Click this link for basic access.

As mentioned earlier today, we’re proud to now be a publication source for the daily Genuinely Approachable Sudoku (GAS) puzzle which celebrates the start of its fifth year of posts today. This Up/Down Lines Sudoku comes from Clover, the founder of the series back on June 7th, 2021.

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Theme: Four Years

Author/Opus: This is the 22nd puzzle from Clover, part of the Genuinely Approachable Sudoku (GAS) team.

Rules: Standard Sudoku rules (insert a number from 1 to 9 into each cell so that no number repeats in any row, column, or bold region).

Along each gray line, every number is either greater than all the numbers it is directly connected to, or less than all of the numbers it is directly connected to. (Note that this results in a pattern of high/low/high/low along the length of each line.)

GAS Time Standards (highlight to view): Two party hats (🎩🥳): 7:00; One party hat (🥳): 13:00. All other solvers earn a 🦕: grandmaster Graciliraptor.

Thomas Hits the GAS (highlight to view): 3:20, with SudokuPad replay file shared as a download for now (requires loading via settings menu with improvements expected before people should use this regularly).

Solution: PDF and solving video with explanation from GAS team.

Note: Follow this link for more Genuinely Approachable Sudoku puzzles on this site. Follow this link for other less common variations of Sudoku.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our Daily GAS discussion post on the GMPuzzles Discord. Not a member of the Discord? Click this link for basic access.

Today is Grant Fikes’ 38th birthday, and he has created this Numberlink as a gift to share as a special challenge before today’s other posts.

As a second gift, Grant wants to share six subscriptions to his Outside the Fox Puzzles (a mainly word puzzles series but with one logic puzzle per week as well). Send a picture / screenshot of the completed puzzle to hiddencontest@gmpuzzles.com before 9 AM PT May 28 (Wednesday) to be entered in a random drawing to win a subscription. Contest is now closed and winners being notified.

(view directly for a larger image)

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or solve online (using our beta test of Penpa-Edit tools in linex mode where left click+drag draws lines and right click marks X’s)

Theme: 38 Years

Author/Opus: This is the 506th puzzle from our contributing puzzlemaster Grant Fikes.

Rules: Connect each pair of identical numbers with a path passing through edge-adjacent cells. No cell may be used on more than one path.

Difficulty: 3 stars

Time Standards (highlight to view): Grandmaster = 6:30, Master = 10:00, Expert = 20:00

Solution: PDF and solving animation of possible path.

Note: Follow this link for other Numberlink puzzles and this link for other Loop/Path puzzles.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our General Blog Puzzle Discussion post on the GMPuzzles Discord. Not a member of the Discord? Click this link for basic access and check subscriber instructions for role-related access.

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Theme: The Lonely One

Author/Opus: This is the 561st puzzle from Thomas Snyder, aka Dr. Sudoku.

Rules: Fill each cell with an X or O so that (A) no vertical or horizontal group of three adjacent cells contains the same symbol in all cells (i.e., no XXX or OOO) and (B) each row and column contains an equal number of each symbol. Cells separated by an equals sign (=) must contain the same symbol. Cells separated by a cross (×) must contain different symbols.

Solution: PDF and selected animation.

Note: Follow this link for other Number Placement puzzles.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our The Thirteen Days of Tango Discussion post on the GMPuzzles Discord.

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Theme: Overlapping Squares

Author/Opus: This is the 560th puzzle from Thomas Snyder, aka Dr. Sudoku.

Rules: Fill each cell with an X or O so that (A) no vertical or horizontal group of three adjacent cells contains the same symbol in all cells (i.e., no XXX or OOO) and (B) each row and column contains an equal number of each symbol. Cells separated by an equals sign (=) must contain the same symbol. Cells separated by a cross (×) must contain different symbols.

Solution: PDF and selected animation.

Note: Follow this link for other Number Placement puzzles.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our The Thirteen Days of Tango Discussion post on the GMPuzzles Discord.

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

Theme: Frame

Author/Opus: This is the 559th puzzle from Thomas Snyder, aka Dr. Sudoku.

Rules: Fill each cell with an X or O so that (A) no vertical or horizontal group of three adjacent cells contains the same symbol in all cells (i.e., no XXX or OOO) and (B) each row and column contains an equal number of each symbol. Cells separated by an equals sign (=) must contain the same symbol. Cells separated by a cross (×) must contain different symbols.

Solution: PDF and selected animation.

Note: Follow this link for other Number Placement puzzles.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our The Thirteen Days of Tango Discussion post on the GMPuzzles Discord.