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Theme: Slanting Lines

Author/Opus: This is the 2nd puzzle from guest contributor Akash Doulani.

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

Answer String: Enter the 2nd row from left to right, followed by a comma, followed by the 8th row from left to right.

Time Standards (highlight to view): Grandmaster = 3:15, Master = 5:00, Expert = 10:00

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: This bonus puzzle is being posted today to mark the occasion of Prasanna’s birthday.)

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Theme: 28 from 03/02 1991-2019

Author/Opus: This is the 173rd puzzle from our contributing puzzlemaster Prasanna Seshadri.

Rules: Standard Sudoku rules. The numbers outside the grid indicate the sum of all digits between the 8 and the 9 in that row or column. Also, as in Consecutive Pairs Sudoku, if a grey circle is given between two adjacent cells, then the two numbers in those cells must be consecutive. (Note: not all grey circles are given; adjacent cells without a circle may contain either consecutive numbers or nonconsecutive numbers.)

Answer String: Enter the 1st row from left to right, followed by a comma, followed by the 7th row from left to right.

Time Standards (highlight to view): Grandmaster = 6:45, Master = 10:00, Expert = 20:00

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.

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Theme: Dots Vs. Numbers

Author/Opus: This is the 11th puzzle from guest contributor Ashish Kumar.

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

Answer String: Enter the 2nd row from left to right, followed by a comma, followed by the 9th row from left to right.

Time Standards (highlight to view): Grandmaster = 7:30, Master = 12:30, Expert = 25:00

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.

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Theme: Rocket Launch

Author/Opus: This is the 248th puzzle from our contributing puzzlemaster Serkan Yürekli.

Rules: Standard Sudoku rules. Also, the sum of the digits in each cage must equal the value given in the upper-left corner of that cage. Digits cannot repeat inside a cage.

Answer String: Enter the 2nd row from left to right, followed by a comma, followed by the 8th row from left to right.

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

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.

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Theme: Feng Shui (Clue symmetry, and 7 of the regions have one line of symmetry for the region and for the clues)

Author/Opus: This is the 12th puzzle from guest contributor Bryce Herdt.

Rules: Insert a letter from FENG SHUI into each cell so that no letter repeats in any row, column, or bold region.

Answer String: Enter the 4th row from left to right, followed by a comma, followed by the 8th row from left to right. Use CAPITAL LETTERS.

Time Standards (highlight to view): Grandmaster = 2:45, Master = 4:45, Expert = 9:30

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.

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Theme: Clue Symmetry and Logic

Author/Opus: This is the 290th puzzle from our contributing puzzlemaster Grant Fikes.

Rules: Standard Sudoku rules. Also, the sum of the digits in each cage must equal the value given in the upper-left corner of that cage. Digits cannot repeat inside a cage.

Answer String: Enter the 2nd row from left to right, followed by a comma, followed by the 5th row from left to right.

Time Standards (highlight to view): Grandmaster = 9:00, Master = 15:00, Expert = 30:00

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.

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Theme: Clue Symmetry and Logic

Author/Opus: This is the 10th puzzle from guest contributor Ashish Kumar.

Rules: Standard Sudoku rules. Also, whenever the digits in two adjacent cells sum to exactly 10 or 5, an X or V is placed on the edge between cells reflecting the roman numerals for 10 or 5. All adjacent cells not marked with an X or V cannot add up to 10 or 5.

Answer String: Enter the 6th row from left to right, followed by a comma, followed by the 9th row from left to right.

Time Standards (highlight to view): Grandmaster = 8:30, Master = 15:00, Expert = 30:00

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.