Easy today: 5 dominoes, 5 regions and all-equal, less-than and greater-than constraints. We give you a light nudge first — enough to get unstuck without spoiling the fun — and the full answer only when you ask for it.
Hint 1 — where to start
EasyHint 2
EasyReveal the full Easy answer
Easy solution — May 16, 2026
blue (=): 1 · 1 · 1 | purple (<3): 2 | green (=): 3 · 3 · 3 | amber (>10): 6 · 5 | orange: 2
Prefer to watch it worked out step by step? Try the Pips Solver.
What each region asks for
| Region | Rule | Cells |
|---|---|---|
| Blue | = — Show the same number on every cell | 3 |
| Purple | <3 — Be less than 3 | 1 |
| Green | = — Show the same number on every cell | 3 |
| Amber | >10 — Add up to more than 10 | 2 |
| Orange | Take any value it likes | 1 |
Medium today: 9 dominoes, 13 regions and target-sum, all-equal, greater-than and less-than constraints. We give you a light nudge first — enough to get unstuck without spoiling the fun — and the full answer only when you ask for it.
Hint 1 — where to start
MediumHint 2
MediumHint 3
MediumReveal the full Medium answer
Medium solution — May 16, 2026
blue (=6): 2 · 4 | purple (=2): 1 · 1 | green (=10): 6 · 4 | amber (=): 3 · 3 | orange (=6): 6 | slate (=11): 5 · 6 | teal (=2): 2 | pink (>5): 6 | lime (<5): 4 | brown: 1 | blue (=5): 5 | purple (=5): 5 | green (=5): 5
Prefer to watch it worked out step by step? Try the Pips Solver.
What each region asks for
| Region | Rule | Cells |
|---|---|---|
| Blue | 6 — Add up to exactly 6 | 2 |
| Purple | 2 — Add up to exactly 2 | 2 |
| Green | 10 — Add up to exactly 10 | 2 |
| Amber | = — Show the same number on every cell | 2 |
| Orange | 6 — Be exactly 6 | 1 |
| Slate | 11 — Add up to exactly 11 | 2 |
| Teal | 2 — Be exactly 2 | 1 |
| Pink | >5 — Be more than 5 | 1 |
| Lime | <5 — Be less than 5 | 1 |
| Brown | Take any value it likes | 1 |
| Blue | 5 — Be exactly 5 | 1 |
| Purple | 5 — Be exactly 5 | 1 |
| Green | 5 — Be exactly 5 | 1 |
Hard today: 15 dominoes, 19 regions and target-sum, less-than, no-repeats and all-equal constraints. We give you a light nudge first — enough to get unstuck without spoiling the fun — and the full answer only when you ask for it.
Hint 1 — where to start
HardHint 2
HardHint 3
HardHint 4
HardReveal the full Hard answer
Hard solution — May 16, 2026
blue (=1): 1 | purple (=9): 4 · 5 | green (=2): 2 | amber: 3 | orange (=3): 3 | slate (<2): 0 | teal (≠): 2 · 4 · 3 · 5 · 6 | pink (=4): 4 | lime (<3): 2 | brown (=5): 5 | blue (=): 0 · 0 · 0 · 0 · 0 · 0 | purple (=5): 5 | green (<3): 2 | amber: 6 | orange (=4): 4 | slate (=): 6 · 6 | teal (=3): 3 | pink (=2): 2 | lime (=1): 1
Prefer to watch it worked out step by step? Try the Pips Solver.
What each region asks for
| Region | Rule | Cells |
|---|---|---|
| Blue | 1 — Be exactly 1 | 1 |
| Purple | 9 — Add up to exactly 9 | 2 |
| Green | 2 — Be exactly 2 | 1 |
| Amber | Take any value it likes | 1 |
| Orange | 3 — Be exactly 3 | 1 |
| Slate | <2 — Be less than 2 | 1 |
| Teal | ≠ — Have no two cells showing the same number | 5 |
| Pink | 4 — Be exactly 4 | 1 |
| Lime | <3 — Be less than 3 | 1 |
| Brown | 5 — Be exactly 5 | 1 |
| Blue | = — Show the same number on every cell | 6 |
| Purple | 5 — Be exactly 5 | 1 |
| Green | <3 — Be less than 3 | 1 |
| Amber | Take any value it likes | 1 |
| Orange | 4 — Be exactly 4 | 1 |
| Slate | = — Show the same number on every cell | 2 |
| Teal | 3 — Be exactly 3 | 1 |
| Pink | 2 — Be exactly 2 | 1 |
| Lime | 1 — Be exactly 1 | 1 |
