Easy today: 4 dominoes, 4 regions and target-sum 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 — September 7, 2025
blue (=0): 0 · 0 · 0 | purple (=1): 1 | green (=2): 1 · 1 | amber (=3): 2 · 1
Prefer to watch it worked out step by step? Try the Pips Solver.
What each region asks for
| Region | Rule | Cells |
|---|---|---|
| Blue | 0 — Add up to exactly 0 | 3 |
| Purple | 1 — Be exactly 1 | 1 |
| Green | 2 — Add up to exactly 2 | 2 |
| Amber | 3 — Add up to exactly 3 | 2 |
Medium today: 7 dominoes, 8 regions and target-sum 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
MediumHint 2
MediumHint 3
MediumReveal the full Medium answer
Medium solution — September 7, 2025
blue: 0 | purple (=10): 4 · 6 | green (=11): 5 · 6 | amber: 0 | orange (=10): 5 · 5 | slate: 0 | teal: 4 | pink (=): 3 · 3 · 3 · 3
Prefer to watch it worked out step by step? Try the Pips Solver.
What each region asks for
| Region | Rule | Cells |
|---|---|---|
| Blue | Take any value it likes | 1 |
| Purple | 10 — Add up to exactly 10 | 2 |
| Green | 11 — Add up to exactly 11 | 2 |
| Amber | Take any value it likes | 1 |
| Orange | 10 — Add up to exactly 10 | 2 |
| Slate | Take any value it likes | 1 |
| Teal | Take any value it likes | 1 |
| Pink | = — Show the same number on every cell | 4 |
Hard today: 13 dominoes, 11 regions and target-sum, all-equal, no-repeats, 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
HardHint 2
HardHint 3
HardHint 4
HardReveal the full Hard answer
Hard solution — September 7, 2025
blue (=10): 5 · 5 | purple (=): 4 · 4 · 4 | green: 2 | amber (=2): 1 · 1 | orange (=6): 4 · 2 | slate (≠): 5 · 3 · 4 · 2 | teal (=): 3 · 3 · 3 | pink (<3): 0 · 0 · 2 | lime (>15): 6 · 5 · 5 | brown (=0): 0 · 0 | blue (=1): 1
Prefer to watch it worked out step by step? Try the Pips Solver.
What each region asks for
| Region | Rule | Cells |
|---|---|---|
| Blue | 10 — Add up to exactly 10 | 2 |
| Purple | = — Show the same number on every cell | 3 |
| Green | Take any value it likes | 1 |
| Amber | 2 — Add up to exactly 2 | 2 |
| Orange | 6 — Add up to exactly 6 | 2 |
| Slate | ≠ — Have no two cells showing the same number | 4 |
| Teal | = — Show the same number on every cell | 3 |
| Pink | <3 — Add up to less than 3 | 3 |
| Lime | >15 — Add up to more than 15 | 3 |
| Brown | 0 — Add up to exactly 0 | 2 |
| Blue | 1 — Be exactly 1 | 1 |
