Our last week featuring a variety mix of puzzles can be found in this PDF.

This next week features a set of Sudoku variations — as well as some “Sudoku hybrids” with other puzzles using the terminology from this “What is a Sudoku?” report in progress. Several of the puzzles are connected to the upcoming World Sudoku and Puzzle Championships (WSC and WPC) happening in Germany next week. We will taking a couple of weeks off around this event, and will have news on our return in October.

Our master+ subscribers will be receiving a bonus Sudoku by Tom Collyer and an Arrow Sudoku by Murat Can Tonta, as well as access to the puzzle solutions. If you want to become a subscriber and get access to bonus puzzles, solutions, e-books, and other rewards, check out this page.

Our last week featuring a variety mix of puzzles can be found in this PDF.

This next week features a set of Masyu puzzles and variations, several more difficult/interesting than you might expect for such small grids and for this puzzle style.

Our master+ subscribers will be receiving a bonus Masyu by Grant Fikes and another by Ashish Kumar, as well as access to the puzzle solutions. If you want to become a subscriber and get access to bonus puzzles, solutions, e-books, and other rewards, check out this page.

Our last week featuring Tapa puzzles can be found in this PDF.

Our next week is a variety mix with several interesting puzzles from our puzzlemasters as well as four guest contributors.

Our master+ subscribers will be receiving a bonus Kakuro by Serkan Yürekli and a Star Battle by Murat Can Tonta, as well as access to the puzzle solutions and a video walkthrough of the Friday puzzle. If you want to become a subscriber and get access to bonus puzzles, solutions, e-books, and other rewards, check out this page.

Our last week featuring Fillomino puzzles can be found in this PDF.

Our next week features the fun shading puzzle style Tapa including a few variations.

Our master+ subscribers will be receiving a bonus Tapa by Ashish Kumar and another by Prasanna Seshadri, as well as access to the puzzle solutions and a video walkthrough of the Saturday puzzle. If you want to become a subscriber and get access to bonus puzzles, solutions, e-books, and other rewards, check out this page.

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.)

Theme: 26 Dice

Author/Opus: This is the 354th puzzle from Thomas Snyder, aka Dr. Sudoku.

Rules: Standard Fillomino rules.

Answer String: For each cell in the marked rows/columns, enter the area of the polyomino it belongs to. Enter just the last digit for any two-digit number. Start with the 9th row, followed by a comma, followed by the 5th column.

Time Standards (highlight to view): Grandmaster = 1:00, Master = 1:30, Expert = 3:00

Solution: PDF

Note: Follow this link for other classic Fillomino and this link for more variations on Fillomino puzzles. 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 book Logic Puzzles 101.

Our subscribers receive access to bonus puzzles each week. We make these posts so those supporters have a space to comment on these puzzles, mark as FAVES, or log their solving. If you are interested in subscribing, click here for more info.

Theme: 3 × 3 × 2 × 2

Author/Opus: This is the 353rd puzzle from Thomas Snyder, aka Dr. Sudoku.

Rules: Standard Fillomino rules.

Answer String: For each cell in the marked rows/columns, enter the area of the polyomino it belongs to. Enter just the last digit for any two-digit number. Start with the 1st row, followed by a comma, followed by the 7th row.

Time Standards (highlight to view): Grandmaster = 1:30, Master = 2:00, Expert = 4:00

Note: Follow this link for other classic Fillomino and this link for more variations on Fillomino puzzles. 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 book Logic Puzzles 101.

Our last week featuring a variety mix of puzzles can be found in this PDF.

Our next week features a favorite region-division puzzle style, Fillomino, including a few variations.

Our master+ subscribers will be receiving a bonus Fillomino by Thomas Snyder and another by Murat Can Tonta, as well as access to the puzzle solutions and a video walkthrough of the Saturday puzzle. If you want to become a subscriber and get access to bonus puzzles, solutions, e-books, and other rewards, check out this page.

Our last week featuring Star Battle puzzles can be found in this PDF.

After a couple weeks off, we are back with a variety mix, possibly a little harder than our usual difficulty. We have six puzzles from different authors, one from each of our six main categories.

Our master+ subscribers will be receiving a bonus TomTom by Murat Can Tonta and a Castle Wall by Serkan Yürekli, as well as access to the puzzle solutions. If you want to become a subscriber and get access to bonus puzzles, solutions, e-books, and other rewards, check out this page.

While waiting for our next week of web puzzles (planned for August 11th), we did want to tell you about an exciting project running right now. Alongside my co-author Mike Selinker and Lone Shark Games, Grandmaster Puzzles is part of a Humble Book Bundle. Benefitting Maker Ed and Khan Academy, you can donate to charity while getting a large number of puzzle books including Puzzlecraft by Mike and me, Intro to GMPuzzles by Serkan Yürekli, and Logic Puzzles 101 by Grant Fikes. Check it out!

PDF

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

Theme: Grandmaster Puzzles (GP)

Author/Opus: This is the 352nd puzzle from Thomas Snyder, aka Dr. Sudoku.

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

Answer String: For each row from top to bottom, enter the number of the first column from the left where a star appears. Enter these numbers as a single string with no separators.

Time Standards (highlight to view): Grandmaster = 1:00, Master = 1:15, Expert = 2:30

Solution: PDF

Note: Follow this link for other classic Star Battles. 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 The Art of Puzzles and in our beginner-friendly collection Intro to GMPuzzles by Serkan Yürekli.