Fillomino (Cipher) by John Bulten

Fillomino by John Bulten

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: A Novelty Against the French Defense

Author/Opus: This is the 35th puzzle from our contributing puzzlemaster John Bulten.

Rules: Standard Fillomino rules. Also, each letter represents a different positive integer.

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 5th row, followed by a comma, followed by the 7th row. (For this puzzle, use the integer values of the area, not the encoded letters.)

Time Standards (highlight to view): Grandmaster = 4:30, Master = 7:15, Expert = 14:30

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 and in Fill o’ Fillomino by Grant Fikes.

Star Battle by Murat Can Tonta

Star Battle by Murat Can Tonta

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

Theme: Logical

Author/Opus: This is the 81st puzzle from our contributing puzzlemaster Murat Can Tonta.

Rules: Standard Star Battle rules. Three stars 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 = 7:00, Master = 10:00, Expert = 20:00

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.

Star Battle (Builder) by Murat Can Tonta

Star Battle by Murat Can Tonta

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

Theme: JOIN ME

Author/Opus: This is the 80th puzzle from our contributing puzzlemaster Murat Can Tonta.

Rules: Standard Star Battle rules with two stars per row, column, and region. Also, some region boundaries are missing, but all given borders must separate cells in different regions.

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 = 6:30, Master = 12:00, Expert = 24:00

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.

Slitherlink by Serkan Yürekli

Slitherlink by Serkan Yürekli

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Theme: Road Trip across America

Author/Opus: This is the 173rd puzzle from our contributing puzzlemaster Serkan Yürekli.

Rules: Standard Slitherlink rules, on an irregular grid that can only follow the lines. Ignore the gray letters while solving.

Answer String: Enter the values (number of fences) for the light letters A-G in order.

Time Standards (highlight to view): Grandmaster = 7:45, Master = 12:00, Expert = 24:00

Solution: PDF

Note: Follow this link for other classic Slitherlink. If you are new to this puzzle type, here are our easiest Slitherlink puzzles to get started on. More Slitherlink puzzles can be found in our books The Art of Puzzles and Slitherlink and Variations.

Slitherlink by Murat Can Tonta

Slitherlink by Murat Can Tonta

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

Theme: Circuitous

Author/Opus: This is the 79th puzzle from our contributing puzzlemaster Murat Can Tonta.

Rules: Standard Slitherlink rules.

Answer String: Enter the length in cells of each of the internal loop segments from left to right for the marked rows, starting at the top. Separate each row’s entry with a comma.

Time Standards (highlight to view): Grandmaster = 4:00, Master = 7:30, Expert = 15:00

Solution: PDF

Note: Follow this link for other classic Slitherlink. If you are new to this puzzle type, here are our easiest Slitherlink puzzles to get started on. More Slitherlink puzzles can be found in The Art of Puzzles, Slitherlink and Variations, and our beginner-friendly book Logic Puzzles 101.

Statue Park by Joseph Howard

Statue Park by Joseph Howard

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

Theme: Symmetrical Corners

Author/Opus: This is the 8th puzzle from guest contributor Joseph Howard.

Rules: Standard Statue Park rules.

Answer String: Enter the length in cells of each of the shaded segments from left to right for the marked rows, starting at the top. Separate each row’s entry from the next with a comma.

Time Standards (highlight to view): Grandmaster = 9:00, Master = 12:00, Expert = 24:00

Solution: PDF; a solution video is also available here.

Note: Follow this link for other Statue Park Puzzles. If you are new to this puzzle type, here are our easiest Statue Parks to get started on.

Pentominous (Radar) by Joseph Howard

Pentominous (Radar) by Joseph Howard

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 letter entry mode.)

Theme: Square Numbers

Author/Opus: This is the 7th puzzle from guest contributor Joseph Howard.

Rules: Standard Pentominous rules. Additionally, there are some gray cells that do not contain any pentominoes. The numbers in these gray cells indicate how many pentomino regions are present in the 8 neighboring cells.

Answer String: Enter the letter associated with the pentomino occupying each cell in the marked columns from top to bottom, separating the two columns by a comma. Use CAPITAL LETTERS!

Time Standards (highlight to view): Grandmaster = 6:30, Master = 8:15, Expert = 16:30

Solution: PDF

Note: Follow this link for other Pentominous puzzles. If you are new to this puzzle type, here are our easiest Pentominous to get started on.

Snake Pit (Words) by Joseph Howard

Snake Pit by Joseph Howard

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

Theme: Snakes in a Bee Hive

Author/Opus: This is the 6th puzzle from guest contributor Joseph Howard.

Rules: Variation on Snake Pit (new rules in italics). Divide the grid along the boundary lines so that every cell belongs to a snake. A snake is a one-cell-wide path at least two cells long that does not touch itself, not even diagonally. Circled cells must be at one of the ends of a snake. A snake may contain one circled cell, two circled cells, or no circled cells at all. Each snake houses a word (given below the grid) with one letter in each cell. Some letters are given. Snakes of the same length cannot touch each other horizontally or vertically.

Also see this example:

Snake Pit

Answer String: Enter the letter placed in each cell in the marked rows from left to right, separating the two rows by a comma. Use CAPITAL LETTERS!

Time Standards (highlight to view): Grandmaster = 4:15, Master = 6:15, Expert = 12:30

Solution: PDF

Note: Follow this link for other Snake puzzles.

Double Minesweeper by Thomas Snyder

Minesweeper by Thomas Snyder

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or solve online (using our beta test of Penpa-Edit tools. Use left click to place 1 or 2 mines, right click (in cell) to mark unused, right click (on edge/corner) to mark a note; hitting tab will also enable a shading mode. If you want more solving options, turn off Penpa-Lite option.)

Theme:

Author/Opus: This is the 296th puzzle from Thomas Snyder, aka Dr. Sudoku.

Rules: Place either 0, 1, or 2 mines into each empty cell so that each number represents the total count of mines in all neighboring cells, including diagonally adjacent cells. See also this example:

Double Minesweeper by Serkan Yürekli

Answer String: For each cell in the marked rows, enter the number of mines (0, 1, 2) for each cell. Enter 0 if the cell is a number cell. Separate each row’s entry from the next with a comma. In the example, the answer is “022102,002000”.

Time Standards (highlight to view): Grandmaster = 7:30, Master = 14:30, Expert = 29:00

Solution: PDF

Note: Click here for other Minesweeper puzzles.

Minesweeper by John Bulten

Minesweeper by John Bulten

PDF

or solve online (using our beta test of Penpa-Edit tools. Use left click to place mine, right click (in cell) to mark unused, right click (on edge/corner) to mark a note; hitting tab will also enable a shading mode. If you want more solving options, turn off Penpa-Lite option.)

Theme: Boxy

Author/Opus: This is the 30th puzzle from our contributing puzzlemaster John Bulten.

Rules: Place a mine into some of the empty cells so that each number represents the total count of mines in neighboring cells, including diagonally adjacent cells.

Answer String: For each cell in the marked rows, enter a 1 if it contains a mine and a 0 if the cell is empty (or a clue cell). Separate each row’s entry from the next with a comma. The format will resemble “0010101000,1110010101,1000011011”.

Time Standards (highlight to view): Grandmaster = 5:00, Master = 7:30, Expert = 15:00

Solution: PDF; a solution video is available here.

Note: Click here for other Minesweeper puzzles.