Fillomino (No Touching Digits) by Nate Perkins

Fillomino by Nate Perkins

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: Keep Away

Author/Opus: This is the 1st puzzle from guest contributor Nate Perkins.

Rules: Standard Fillomino rules. Also, adjacent polyominoes must not have any digits in common (e.g., a 24 polyomino cannot be adjacent to 2, 4, 12, 14, 20, or similar polyominoes).

Difficulty: 4 stars

Time Standards (highlight to view): Grandmaster = 5:45, Master = 9:30, Expert = 19:00

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

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.

Consecutive Pairs Sudoku by Akash Doulani

Consecutive Pairs Sudoku by Akash Doulani

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

Theme: Sand Timer

Author/Opus: This is the 4th puzzle from guest contributor Akash Doulani.

Rules: Standard Consecutive Pairs Sudoku rules. (If a gray circle is given between two adjacent cells, then the two numbers in those cells must be consecutive. Note not all gray circles are given; adjacent cells without a circle may contain either consecutive numbers or nonconsecutive numbers.)

Difficulty: 3.5 stars

Time Standards (highlight to view): Grandmaster = 4:00, Master = 5:30, Expert = 11:00

Solution: PDF

Note: Follow this link for Consecutive Pairs Sudoku puzzles on this website. If you are new to this puzzle type, here are our easiest Consecutive Pairs Sudoku to get started on. More Consecutive Pairs Sudoku puzzles can be found in The Art of Sudoku 2 and in Masterpiece Sudoku Mix 6: Consecutive Pairs Sudoku.

LITS by Chris Green

LITS by Chris Green

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

Theme: Grandmaster Puzzles

Author/Opus: This is the 11th puzzle from guest contributor Chris Green.

Rules: Standard LITS rules.

Difficulty: 3.5 stars

Time Standards (highlight to view): Grandmaster = 2:45, Master = 5:00, Expert = 10:00

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

Note: Follow this link for classic LITS and this link for LITS variations. If you are new to this puzzle type, here are our easiest LITS to get started on. More LITS puzzles can be found in LOTS O’ LITS by Grant Fikes and Prasanna Seshadri, in The Art of Puzzles 2, and in our beginner-friendly collection Intro to GMPuzzles by Serkan Yürekli.

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: Taijitu

Author/Opus: This is the 21st puzzle from guest contributor Joseph Howard.

Rules: Standard Statue Park rules. This puzzle uses a standard pentomino set.

Difficulty: 3.5 stars

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

Solution: PDF

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. More Statue Park puzzles can be found in the ebook Statue Park by Murat Can Tonta.

Statue Park by Salih Alan

Statue Park by Salih Alan

PDF

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

Theme: Black and White Knights

Author/Opus: This is the 3rd puzzle from guest contributor Salih Alan.

Rules: Standard Statue Park rules. This puzzle uses a standard tetromino set.

Difficulty: 2 stars

Time Standards (highlight to view): Grandmaster = 0:50, Master = 1:45, Expert = 3:30

Solution: PDF

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. More Statue Park puzzles can be found in the ebook Statue Park by Murat Can Tonta.

Skyscrapers by Salih Alan

Skyscrapers by Salih Alan

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

Theme: Even Integers

Author/Opus: This is the 2nd puzzle from guest contributor Salih Alan.

Rules: Standard Skyscrapers rules.

Difficulty: 4 stars

Time Standards (highlight to view): Grandmaster = 6:00, Master = 11:00, Expert = 22:00

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

Note: Follow this link for classic Skyscrapers puzzles and this link for variations on Skyscrapers puzzles. If you are new to this puzzle type, here are our easiest Skyscrapers Puzzles to get started on. More Skyscrapers puzzles can be found in The Art of Puzzles, in our beginner-friendly collection Intro to GMPuzzles by Serkan Yürekli, and in the e-book Skyscrapers by Ashish Kumar.

Sudoku by Swaroop Guggilam

Sudoku by Swaroop Guggilam

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

Theme: Borderless

Author/Opus: This is the 9th puzzle from guest contributor Swaroop Guggilam.

Rules: Standard Sudoku rules.

Difficulty: 4 stars

Time Standards (highlight to view): Grandmaster = 3:45, Master = 9:00, Expert = 18:00

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

Note: 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 classic Sudoku puzzles can be found in The Art of Sudoku, The Art of Sudoku 2 and in our beginner-friendly collection Intro to GMPuzzles by Serkan Yürekli.

Even/Odd Sudoku by Rishi Puri

Even Odd Sudoku by Rishi Puri

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

Theme: Fantastic Five

Author/Opus: This is the 1st puzzle from guest contributor Rishi Puri.

Rules: Standard Even/Odd Sudoku rules (i.e., cells with a square contain an even digit; cells with a circle contain an odd digit).

Difficulty: 3.5 stars

Time Standards (highlight to view): Grandmaster = 4:45, Master = 6:30, Expert = 13:00

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

Note: Follow this link for more Even/Odd Sudoku puzzles. If you are new to this puzzle type, here are our easiest Even/Odd Sudoku to get started on. More Even/Odd Sudoku puzzles can be found in The Art of Sudoku 2 and Masterpiece Sudoku Mix 1.

Arrow Sudoku by Rajesh Kumar

Arrow Sudoku by Rajesh Kumar

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

Theme: Standing Man

Author/Opus: This is the 8th puzzle from guest contributor Rajesh Kumar.

Rules: Standard Arrow Sudoku rules.

Difficulty: 2.5 stars

Time Standards (highlight to view): Grandmaster = 3:00, Master = 4:00, Expert = 8:00

Solution: PDF

Note: Follow this link for more Arrow Sudoku. If you are new to this puzzle type, here are our easiest Arrow Sudoku to get started on. More Arrow Sudoku puzzles can be found in The Art of Sudoku 2.

Tight Fit Sudoku by Zoltán Horváth

Tight Fit Sudoku by Zoltán Horváth

PDF

or solve online (using our beta test of Penpa-Edit tools; use tab to alternate between Sudoku = big entries and Number candidate = small entries in the corners of cells.)

Theme: Diagonals

Author/Opus: This is the 10th puzzle from guest contributor Zoltán Horváth.

Rules: Standard Tight Fit Sudoku rules. Remember, the smaller number goes above the larger number in all slashed cells. The range of this puzzle is 1-9.

Difficulty: 1.5 stars

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

Solution: PDF

Note: Follow this link for other Tight Fit Sudoku puzzles on this website. If you are new to this puzzle type, here are our easiest Tight Fit Sudoku to get started on. More Tight Fit Sudoku can be found in our beginner-friendly collection Intro to GMPuzzles by Serkan Yürekli, in The Art of Sudoku 2, and in Masterpiece Sudoku Mix 5: Tight Fit Sudoku.