Our most recent mix of arithmetic puzzles for the last days of SUM-mer can be found in this PDF.

This next week will feature a lot of clever puzzle variations/combinations by Grant Fikes. Specifically:

Monday: Myopia Yajilin
Tuesday: Myopia Yajilin
Wednesday: Slitherlink (Cipher)
Thursday: Cross the Streams (LITS)
Friday: Pentominous (Star Battle)
Saturday: Cross the Streams (LITS)

Our patrons will also be receiving a bonus Cross the Streams (LITS) from Grant, access to puzzle solutions, and a video walkthrough of the Friday puzzle. If you’d like to receive some of these special rewards, please become one of our patrons on Patreon.

We make posts for our patron bonus puzzles so that people have a space to comment on these puzzles, mark as FAVES, or log their solving. If you are interested in receiving an extra puzzle each week, become a patron at the Master level or above at Patreon.

Theme: Doubled Pairs

Author/Opus: This is the 134th puzzle from our contributing puzzlemaster Prasanna Seshadri.

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 = 2:45, Master = 4:00, Expert = 8:00

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.

PDF

Theme: Clue Symmetry and Logic

Author/Opus: This is the 127th puzzle from our contributing puzzlemaster Serkan Yürekli.

Rules: Hybrid of Japanese Sums and Latin Squares. Place a digit from 1-6 (1-4 in the example) into some cells so that each digit appears exactly once in each row and column. Numbers outside the grid indicate the sums of all adjacent digits in order in that row or column.

Answer String: Enter the 2nd row from left to right, followed by a comma, followed by the 8th column from top to bottom. Use a capital X for empty cells.

Time Standards (highlight to view): Grandmaster = 4:45, Master = 7:30, Expert = 15:00

Note: Follow this link for other less common Number Placement puzzles.

PDF

Theme: Area 29

Author/Opus: This is the 126th puzzle from our contributing puzzlemaster Serkan Yürekli.

Rules: Standard Kakuro Rules.

Answer String: Enter the values in each white cell in the marked row from left to right and then the marked column from top to bottom, separating the groups with a comma.

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

Note: Follow this link for other Kakuro puzzles.

PDF

Theme: Going Up Again?

Author/Opus: This is the 252nd puzzle from Thomas Snyder, aka Dr. Sudoku.

Rules: Variation of Skyscrapers rules. The numbers outside the grid represent the sum of the buildings seen in the row or column. For example, if a row is 12534, the clue from the left would be an 8 (1+2+5) and from the right would be a 9 (4+5).

Answer String: Enter the 3rd row from left to right, followed by a comma, followed by the 4th row from left to right.

Time Standards (highlight to view): Grandmaster = 2:45, Master = 4:30, Expert = 9:00

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.

PDF

Theme: Prime Numbers

Author/Opus: This is the 125th puzzle from our contributing puzzlemaster Serkan Yürekli.

Rules: Place a digit from 1-4 (1-3 in the example) into some cells so that each digit appears exactly once in each row and column. Numbers outside the grid indicate the sum of all numbers appearing in the corresponding rows and columns. (Digits in adjacent cells are combined to form multi-digit numbers.)

Answer String: Enter the 5th row from left to right, followed by a comma, followed by the 6th column from top to bottom. Use a capital X for empty cells.

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

Note: Follow this link for other less common Number Placement puzzles.

PDF

Theme: Big Plus Signs

Author/Opus: This is the 251st puzzle from Thomas Snyder, aka Dr. Sudoku.

Rules: Standard TomTom rules, using the integers 1-6.

Answer String: Enter the 2nd row from left to right followed by the 4th row from left to right. Separate the entries with a comma.

Time Standards (highlight to view): Grandmaster = 2:15, Master = 2:45, Expert = 5:30

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