Five Cells by Ashish Kumar

Five Cells by Ashish Kumar

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Theme: Clue Symmetry and Logic

Author/Opus: This is the 31st puzzle from our contributing puzzlemaster Ashish Kumar.

Rules: Divide the grid into five cell regions (pentominoes). The clue numbers in the grid indicate how many of the four edges of that cell are part of the border of a pentomino. (There can be no lines inside the P pentomino.)

See also this example:

Five Cells by Thomas Snyder

Answer String: Enter the letter associated with the pentomino occupying each cell in the marked rows from left to right, separating the groups with a comma. Use CAPITAL LETTERS!

Time Standards (highlight to view): Grandmaster = 3:30, Master = 5:00, Expert = 10:00

Note: Follow this link for other puzzles involving Pentominoes.

Kurotto by Ashish Kumar and Thomas Snyder

Kurotto by Ashish Kumar and Thomas Snyder

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Theme: Clue Symmetry and Logic

Author/Opus: This is the 30th puzzle from our contributing puzzlemaster Ashish Kumar and 349th from Thomas Snyder, aka Dr. Sudoku.

Rules: Standard Kurotto 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 with a comma.

Time Standards (highlight to view): Grandmaster = 3:45, Master = 5:30, Expert = 11:00

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

Cave by Ashish Kumar and Thomas Snyder

Cave by Ashish Kumar and Thomas Snyder

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Theme: Clue Symmetry and Logic

Author/Opus: This is the 29th puzzle from our contributing puzzlemaster Ashish Kumar and 348th from Thomas Snyder, aka Dr. Sudoku.

Rules: Standard Cave rules.

Answer String: Enter the length in cells of each of the cave 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 = 2:00, Master = 2:30, Expert = 5:00

Note: Follow this link for other classic Caves. If you are new to this puzzle type, here are our easiest Cave Puzzles to get started on. More Cave puzzles can be found in Roger Barkan’s Colossal Cave Collection, in The Art of Puzzles, and in our beginner-friendly collection Intro to GMPuzzles by Serkan Yürekli.

Double Yajilin by Ashish Kumar and Thomas Snyder

Yajilin by Ashish Kumar and Thomas Snyder

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Theme: Clue Symmetry and Logic

Author/Opus: This is the 28th puzzle from our contributing puzzlemaster Ashish Kumar and 347th from Thomas Snyder, aka Dr. Sudoku.

Rules: Standard Yajilin rules, except that instead of blackening single cells, blacken in dominoes (1×2 rectangles). Clues indicate the total number of dominoes (not the total number of cells) that are shaded in the given direction.

Answer String: Enter the length in cells of the horizontal loop segments from left to right in the marked rows, starting at the top. If the loop only has vertical segments in the marked row, enter 0. Separate each row’s entry with a comma.

Time Standards (highlight to view): Grandmaster = 3:30, Master = 4:15, Expert = 8:30

Note: Follow this link for other variations of Yajilin and this link for classic Yajilin. If you are new to this puzzle type, here are our easiest Yajilin to get started on. More Yajilin puzzles can be found in The Art of Puzzles 2.

Yajilin by Ashish Kumar and Thomas Snyder

Yajilin by Ashish Kumar and Thomas Snyder

PDF

Theme: Clue Symmetry and Logic

Author/Opus: This is the 27th puzzle from our contributing puzzlemaster Ashish Kumar and 346th from Thomas Snyder, aka Dr. Sudoku.

Rules: Standard Yajilin rules.

Answer String: Enter the length in cells of the horizontal loop segments from left to right in the marked rows, starting at the top. If the loop only has vertical segments in the marked row, enter 0. Separate each row’s entry with a comma.

Time Standards (highlight to view): Grandmaster = 2:00, Master = 3:00, Expert = 6:00

Note: Follow this link for other classic Yajilin. If you are new to this puzzle type, here are our easiest Yajilin to get started on. More Yajilin puzzles can be found in The Art of Puzzles 2, and in our beginner-friendly book Logic Puzzles 101.

Slitherlink by Ashish Kumar

Slitherlink by Ashish Kumar

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Theme: Cross

Author/Opus: This is the 26th puzzle from our contributing puzzlemaster Ashish Kumar.

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 = 2:15, Master = 3:00, Expert = 6:00

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.

Minesweeper by Ashish Kumar

Minesweeper by Ashish Kumar

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Theme: Cross

Author/Opus: This is the 25th puzzle from our contributing puzzlemaster Ashish Kumar.

Rules: Standard Minesweeper rules.

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”.

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

Note: Follow this link for classic Minesweeper puzzles on this website and this link for variations on Minesweeper puzzles. If you are new to this puzzle type, here are our easiest Minesweeper Puzzles to get started on. More Minesweeper puzzles can be found in The Art of Puzzles 2.