LinkedIn recently launched some daily games including Queens, a simplified version of Star Battle with puzzles with just one “crown” per row/column/region. Thomas Snyder has been providing the initial puzzles for that game which you can catch on this LinkedIn Queens page, with puzzles similar to today’s warm-up puzzle in difficulty.

PDF

or solve online (using our beta test of Penpa-Edit tools; in composite Star Battle mode a left click places a star, right click in a cell marks off the cell, and a right click on an edge or corner marks in a dot as a placement note.)

Theme: Tetrominoes

Author/Opus: This is the 475th puzzle from Thomas Snyder, aka Dr. Sudoku.

Rules: Standard Star Battle rules. One star per row, column, and region.

Difficulty: 1 star

Time Standards (highlight to view): Grandmaster = 0:20, Master = 0:50, Expert = 1:40

Solution: PDF and solving animation.

Note: Follow this link for other classic Star Battles and this link for Star Battle variations. If you are new to this puzzle type, here are our easiest Star Battles to get started on. More Star Battle puzzles can be found in these books in our e-store.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our week-0-discussion thread on the GMPuzzles Discord. If you are not yet part of this Discord community, use this link.

With a total of 32 clues, all 1 to 6, this “dice” theme from Murat Can Tonta hides a few logical entry points in the regions created by the clues.

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or solve online (using our beta test of Penpa-Edit tools; use tab to alternate between a composite mode for line/edge drawing and a number entry mode.)

Theme: 32 Dice

Author/Opus: This is the 273rd puzzle from our contributing puzzlemaster Murat Can Tonta.

Rules: Standard Fillomino rules.

Difficulty: 2.5 stars

Time Standards (highlight to view): Grandmaster = 1:30, Master = 3:45, Expert = 7:30

Solution: PDF and solving animation.

Note: Follow this link for classic Fillomino and this link for Fillomino variations. If you are new to this puzzle type, here are our easiest Fillomino puzzles to get started on. More Fillomino puzzles can be found in these books in our e-store.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our week-0-discussion thread on the GMPuzzles Discord. If you are not yet part of this Discord community, use this link.

In addition to forming a beautiful pattern, the U shapes hide a couple different starting points in this warm-up puzzle by Grant Fikes.

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or solve online (using our beta test of Penpa-Edit tools; use tab to alternate between a composite mode for line/edge drawing and a number entry mode.)

Theme: 4U

Author/Opus: This is the 450th puzzle from our contributing puzzlemaster Grant Fikes.

Rules: Standard Fillomino rules.

Difficulty: 1.5 stars

Time Standards (highlight to view): Grandmaster = 0:45, Master = 0:55, Expert = 1:50

Solution: PDF and solving animation.

Note: Follow this link for classic Fillomino and this link for Fillomino variations. If you are new to this puzzle type, here are our easiest Fillomino puzzles to get started on. More Fillomino puzzles can be found in these books in our e-store.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our week-0-discussion thread on the GMPuzzles Discord. If you are not yet part of this Discord community, use this link.

Thinking carefully about the most limited regions in this puzzle by Prasanna Seshadri should point the way to the next places to make progress.

PDF

or solve online (using our beta test of Penpa-Edit tools; use tab to alternate between a shading mode and a mode to mark edges with an X.)

Theme: Pointing

Author/Opus: This is the 286th puzzle from our contributing puzzlemaster Prasanna Seshadri.

Rules: Standard LITS rules.

Difficulty: 1.5 stars

Time Standards (highlight to view): Grandmaster = 0:30, Master = 1:00, Expert = 2:00

Solution: PDF and solving animation.

Note: Follow this link for more variations of LITS and this link for classic LITS. If you are new to this puzzle type, here are our easiest LITS to get started on. More LITS puzzles can be found in these books in our e-store.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our week-0-discussion thread on the GMPuzzles Discord. If you are not yet part of this Discord community, use this link.

Serkan Yürekli’s warm-up puzzle should show you how to handle regions with limited options, particularly those that are one-unit wide snakes often with clear tetromino shapes inside.

PDF

or solve online (using our beta test of Penpa-Edit tools; use tab to alternate between a shading mode and a mode to mark edges with an X.)

Theme: Profiles

Author/Opus: This is the 450th puzzle from our managing editor Serkan Yürekli.

Rules: Standard LITS rules.

Difficulty: 1 star

Time Standards (highlight to view): Grandmaster = 0:25, Master = 0:45, Expert = 1:30

Solution: PDF and solving animation.

Note: Follow this link for more variations of LITS and this link for classic LITS. If you are new to this puzzle type, here are our easiest LITS to get started on. More LITS puzzles can be found in these books in our e-store.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our week-0-discussion thread on the GMPuzzles Discord. If you are not yet part of this Discord community, use this link.

This symmetric Masyu by Grant Fikes features some areas with sets of three adjacent circles. In Masyu, there cannot be three or more adjacent black circles due to the rules, but the same restriction is not true for white circles.

PDF

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)

Author/Opus: This is the 449th puzzle from our contributing puzzlemaster Grant Fikes.

Rules: Standard Masyu rules.

Difficulty: 1 star

Time Standards (highlight to view): Grandmaster = 0:30, Master = 0:45, Expert = 1:30

Solution: PDF and solving animation.

Note: Follow this link for classic Masyu and this link for Masyu variations. If you are new to this puzzle type, here are our easiest Masyu to get started on. More Masyu puzzles can be found in these books in our e-store.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our week-0-discussion thread on the GMPuzzles Discord. If you are not yet part of this Discord community, use this link.

The Season 3 preview week starts with this “warm-up” Masyu puzzle by Grant Fikes with a Singles theme. The warm-up puzzles have blue stars at the top and use the same 1-5 star system as other puzzles on the site. Most warm-up puzzles will be 1 star with a couple 1.5 star examples here and there.

PDF

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: Singles

Author/Opus: This is the 448th puzzle from our contributing puzzlemaster Grant Fikes.

Rules: Standard Masyu rules.

Difficulty: 1 star

Time Standards (highlight to view): Grandmaster = 0:25, Master = 0:35, Expert = 1:10

Solution: PDF and solving animation.

Note: Follow this link for classic Masyu and this link for Masyu variations. If you are new to this puzzle type, here are our easiest Masyu to get started on. More Masyu puzzles can be found in these books in our e-store.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our week-0-discussion thread on the GMPuzzles Discord. If you are not yet part of this Discord community, use this link.

Our second subscription season of GMPuzzles is into week 4 and currently available for purchase. This bonus puzzle from Serkan Yürekli is a teaser for some of the extra Sunday content that comes each week in the subscription, in this case the once a month Sunday Stumpers which rotate with new puzzle types, combination grids, and other special offerings.

PDF

or solve online (using our beta test of Penpa-Edit tools; use tab to alternate between a composite mode for line/edge drawing and a number entry mode.)

Author/Opus: This is the 432nd puzzle from our managing editor Serkan Yürekli.

Rules: Standard Fillomino rules: Divide the grid along the dotted lines into regions called polyominoes so that no two polyominoes with the same area share an edge. Inside some cells are numbers; each number must represent the area of the polyomino it belongs to. A polyomino may contain zero, one, or more of the given numbers.

Variation rules: No two polyominoes with the same area, or with areas that differ by one, can share an edge. Also, the number at the top left of each cage gives the sum of all numbers that appear inside of it. Numbers may be repeated in cages.

Difficulty: 5 stars

Time Standards (highlight to view): Grandmaster = 15:00, Master = 40:00, Expert = 1:20:00

Solution: PDF; this bonus puzzle was also featured in this Cracking the Cryptic video.

Note: Follow this link for classic Fillomino and this link for Fillomino variations. If you are new to this puzzle type, here are our easiest Fillomino puzzles to get started on. More Fillomino puzzles can be found in The Art of Puzzles, in Fill o’ Fillomino and Fill o’ Fillomino 2 by Grant Fikes, and in our beginner-friendly books Logic Puzzles 101 and Starter Pack 1: Fillomino.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our Season 2 Preview 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.

This Rossini Sudoku was originally written by Ashish Kumar for the 16th World Sudoku Championship, but it proved a bit too difficult for what we needed in the championship. So we kept it to be a Sunday Special on GMPuzzles, where we expect this puzzle works perfectly for solvers looking for a challenge.

PDF

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

Theme: Ribbon

Author/Opus: This is the 119th puzzle from our contributing puzzlemaster Ashish Kumar.

Rules: Standard Sudoku rules. Also, arrows outside the grid indicate if the first three numbers are in ascending or descending order. The arrow points towards the highest number in the series. If no arrows outside the grid are given, the first three numbers can be in neither ascending nor descending order.

See also this example:

Difficulty: 4.5 stars

Time Standards (highlight to view): Grandmaster = 8:30, Master = 17:45, Expert = 35:30

Solution: PDF and solving animation.

Note: Follow this link for other variations of Sudoku and this link for classic Sudoku. If you are new to this puzzle type, here are our easiest Sudoku to get started on.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our Season 2 Preview Week 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.

While it can be difficult to make an Araf puzzle unique, the trick lies in concealing the solving path, which is primarily why Serkan Yürekli’s Araf has a high difficulty level.

PDF

or solve online (using our beta test of Penpa-Edit tools; use tab to alternate between a composite mode for line/edge drawing and a shading mode.)

Theme: Triplets

Author/Opus: This is the 425th puzzle from our managing editor Serkan Yürekli.

Rules: Standard Araf rules.

Difficulty: 3.5 stars

Time Standards (highlight to view): Grandmaster = 4:15, Master = 9:00, Expert = 18:00

Solution: PDF and solving animation.

Note: Follow this link for more Araf puzzles on this website. If you are new to this puzzle type, here are our easiest Araf Puzzles to get started on. More Araf puzzles can be found in the ebook Araf by Serkan Yürekli.

Note 2: Comments on the blog are great! For a more interactive discussion, please also consider using our Season 2 Preview Week 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.