PDF

or solve online (using our beta test of Penpa-Edit tools; use tab to shift between shading mode and the composite Yajilin mode where left click marks cells, right click marks dots in cells or X’s on edges, left click+drag draws lines.)

Theme: Corners

Author/Opus: This is the 77th puzzle from our contributing puzzlemaster Serkan Yürekli.

Rules: Standard Tapa rules. Also, there may not be four consecutive black cells in any row or column.

See also this example:

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 = 1:45, Master = 3:30, Expert = 7:00

Solution: PDF

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

PDF

or solve online (using our beta test of Penpa-Edit tools; use tab to shift between shading mode, a number/letter entry mode for placing the word list, and the composite Yajilin mode where left click marks cells, right click marks dots in cells or X’s on edges, left click+drag draws lines.)

Theme: IPC Message (Originally on 2015 Indian Puzzle Championship)

Author/Opus: This is the 96th puzzle from our contributing puzzlemaster Prasanna Seshadri.

Rules: Standard Tapa rules. Also, all of the empty cells will be filled by letters/numbers so that each word/number next to the puzzle appears once reading across or down in the grid and no other words are formed in the grid by adjacent letters. Words can cross, but they do not all need to be connected. Some letters (in red) are already given in the grid and will be part of one or more words in the grid.

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 = 7:00, Master = 9:15, Expert = 18:30

Solution: PDF

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

PDF

or solve online (using our beta test of Penpa-Edit tools; use tab to alternate between a letter entry mode and a shading mode. CAPS LOCK is recommended for letter entry.)

Theme: TWENTY-15 (Originally on 2015 Indian Puzzle Championship)

Author/Opus: This is the 95th puzzle from our contributing puzzlemaster Prasanna Seshadri.

Rules: Fill some empty cells with the letters E, N, T, W, Y (A, B, C, D, E in the example) so that each row and column contains each letter exactly once. Also, each bold outlined region as well as the set of gray cells contains each letter exactly once. Some cells will remain blank. The clues outside the grid, which contain a letter ‘X’ and a number ‘N’, indicate that X is the Nth letter seen in that row or column.

Answer String: Enter the letters in the marked rows in order from left to right, separating each row’s entry with a comma. Use an X for empty cells, and USE CAPITAL LETTERS. This example has the key “XDACEBX,CBXDXEA”.

Time Standards (highlight to view): Grandmaster = 3:45, Master = 5:15, Expert = 10:30

Solution: PDF

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

PDF

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

Theme: Clue Symmetry and Logic (Originally on 2015 Indian Puzzle Championship)

Author/Opus: This is the 94th puzzle from our contributing puzzlemaster Prasanna Seshadri.

Rules: (Standard Balance Loop rules.) Draw a single, non-intersecting loop that passes through all circled cells. All white circles must have equal segment lengths on both sides of the circle before turning. All black circles must have unequal segment lengths on both sides of the circle before turning. Numbers indicate the sum of the segment lengths on both sides of the circle.
Also, see this example:

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. This example has the key “11,311”.

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

Solution: PDF

Note: Follow this link for other less common Loop variations.

PDF

or solve online (using our beta test of Penpa-Edit tools; use tab to alternate between a letter entry mode and a shading mode. CAPS LOCK is recommended for letter entry.)

Theme: AUGUST (Originally on 2015 Indian Puzzle Championship)

Author/Opus: This is the 93rd puzzle from our contributing puzzlemaster Prasanna Seshadri.

Rules: Fill some empty cells with the letters A, G, S, T, U (A, B, C in the example) so that each row and column contains each letter exactly once. Some cells will remain blank. The letters outside the grid indicate the first letter seen from that direction.

Answer String: Enter the letters in the marked rows in order from left to right, separating each row’s entry with a comma. Use an X for empty cells, and USE CAPITAL LETTERS. This example has the key “CBAX,XCBA”.

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

Solution: PDF

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

PDF

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

Theme: Clue Symmetry and Logic (Originally on 2015 Indian Puzzle Championship)

Author/Opus: This is the 92nd puzzle from our contributing puzzlemaster Prasanna Seshadri.

Rules: (Standard Balance Loop rules.) Draw a single, non-intersecting loop that passes through all circled cells. All white circles must have equal segment lengths on both sides of the circle before turning. All black circles must have unequal segment lengths on both sides of the circle before turning. Numbers indicate the sum of the segment lengths on both sides of the circle.
Also, see this example:

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. This example has the key “11,311”.

Time Standards (highlight to view): Grandmaster = 1:00, Master = 1:45, Expert = 3:30

Solution: PDF

Note: Follow this link for other less common Loop variations.

PDF

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

Theme: Four Squares (Originally on 2015 Indian Puzzle Championship)

Author/Opus: This is the 91st puzzle from our contributing puzzlemaster Prasanna Seshadri.

Rules: Standard LITS rules. Also, the letters outside the grid indicate the first tetromino encountered in the corresponding direction. Or see this:

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 = 1:00, Master = 1:30, Expert = 3:00

Solution: PDF

Note: Follow this link for more variations of LITS and this link for classic LITS. If you are new to this puzzle type, here are our easiest LITS to get started on.

PDF

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

Theme: C (Originally on 2015 Indian Puzzle Championship)

Author/Opus: This is the 89th puzzle from our contributing puzzlemaster Prasanna Seshadri.

Rules: Standard Kakuro Rules. Also, some cells may remain empty but empty cells cannot share an edge with other empty cells.

Answer String: Enter the values in each white cell in the marked rows from left to right, separating the rows with a comma. Enter a capital X for any blank white cells, and ignore all black cells.

Time Standards (highlight to view): Grandmaster = 7:00, Master = 9:30, Expert = 19:00

Solution: PDF

Note: Follow this link for other Kakuro puzzles.

PDF

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

Theme: P (Originally on 2015 Indian Puzzle Championship)

Author/Opus: This is the 89th puzzle from our contributing puzzlemaster Prasanna Seshadri.

Rules: Standard Kakuro Rules.

Answer String: Enter the values in each white cell in the marked rows from left to right, separating the rows with a comma. Ignore black cells.

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

Solution: PDF

Note: Follow this link for other Kakuro puzzles.

PDF

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

Theme: I (Originally on 2015 Indian Puzzle Championship)

Author/Opus: This is the 88th puzzle from our contributing puzzlemaster Prasanna Seshadri.

Rules: Standard Kakuro Rules.

Answer String: Enter the values in each white cell in the marked rows from left to right, separating the rows with a comma. Ignore black cells.

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

Solution: PDF

Note: Follow this link for other Kakuro puzzles.