Archive · Pips #26

Pips #26 (October 21, 2026): the three boards and their solutions

Easy, Medium and Hard from Wednesday, October 21, 2026. Play them first; each board's answer is folded below. Replays don't affect your streak.

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Pips #26 is day 26 of Puzzlune Pips: three domino boards for Wednesday, October 21, 2026, Easy with 5 dominoes on a 4×4 grid, Medium with 7 dominoes on a 5×4 grid, Hard with 10 dominoes on a 6×5 grid. Every region on a board carries a rule, shown as a badge: a number means the pips inside add up to it, “=” means every pip is the same, “≠” means all different, and “<” or “>” compare the region's total to a number. Below, each board's regions are listed with what their rule demands, followed by the full placement.

Pips #26 in numbers

Easy4×4 · 5 dominoes · 4 regions
Medium5×4 · 7 dominoes · 5 regions
Hard6×5 · 10 dominoes · 8 regions

Easy: 4×4 board, 5 dominoes, 4 regions

The dominoes are 0–0, 0–4, 4–4, 4–6, 2–2: 26 pips over 10 cells. The 2 sum regions ask for 10 pips across 5 cells, so the remaining 5 cells share the other 16. 2 regions need every pip the same, which only doubles or matching halves of different dominoes can supply. This board accepts 2 valid arrangements; one is shown below.

RegionCellsRule
=2all pips equal
=3all pips equal
03adds up to 0 (average 0.0 per cell)
102adds up to 10 (average 5.0 per cell)
Easy board: the solution

Pip counts per cell; colours mark the regions, the small label is the region's rule.

Domino by domino: 0–0 across row 2, columns 1–2; 0–4 across row 1, columns 2–3; 4–4 across row 2, columns 3–4; 4–6 across row 3, columns 2–3; 2–2 across row 4, columns 2–3.

Medium: 5×4 board, 7 dominoes, 5 regions

The dominoes are 6–6, 4–3, 3–1, 2–5, 6–2, 4–4, 6–5: 57 pips over 14 cells. The 3 sum regions ask for 23 pips across 8 cells, so the remaining 6 cells share the other 34. 1 region needs every pip the same, which only doubles or matching halves of different dominoes can supply. This board accepts 2 valid arrangements; one is shown below.

RegionCellsRule
=4all pips equal
42adds up to 4 (average 2.0 per cell)
93adds up to 9 (average 3.0 per cell)
>82total above 8
103adds up to 10 (average 3.3 per cell)
Medium board: the solution

Pip counts per cell; colours mark the regions, the small label is the region's rule.

Domino by domino: 6–6 across row 1, columns 2–3; 4–3 across row 3, columns 1–2; 3–1 across row 4, columns 2–3; 2–5 down column 5, rows 2–3; 6–2 across row 1, columns 4–5; 4–4 down column 3, rows 2–3; 6–5 down column 4, rows 2–3.

Hard: 6×5 board, 10 dominoes, 8 regions

The dominoes are 5–1, 0–0, 0–4, 4–6, 4–4, 0–5, 6–5, 1–3, 0–6, 1–6: 61 pips over 20 cells. The 6 sum regions ask for 49 pips across 14 cells, so the remaining 6 cells share the other 12. 2 regions need every pip the same, which only doubles or matching halves of different dominoes can supply. This board accepts 4 valid arrangements; one is shown below.

RegionCellsRule
93adds up to 9 (average 3.0 per cell)
92adds up to 9 (average 4.5 per cell)
62adds up to 6 (average 3.0 per cell)
=2all pips equal
=4all pips equal
122adds up to 12 (average 6.0 per cell)
93adds up to 9 (average 3.0 per cell)
42adds up to 4 (average 2.0 per cell)
Hard board: the solution

Pip counts per cell; colours mark the regions, the small label is the region's rule.

Domino by domino: 5–1 down column 3, rows 4–5; 0–0 across row 1, columns 2–3; 0–4 down column 4, rows 1–2; 4–6 down column 5, rows 2–3; 4–4 down column 5, rows 4–5; 0–5 down column 6, rows 4–5; 6–5 down column 4, rows 3–4; 1–3 down column 3, rows 2–3; 6–0 across row 2, columns 1–2; 6–1 across row 3, columns 1–2.

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