Easy today: 5 dominoes, 6 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
EasyHint 2
EasyReveal the full Easy answer
Easy solution — January 23, 2026
blue: 2 | purple (=5): 5 | green (=9): 4 · 5 | amber (=): 3 · 3 | orange (=9): 6 · 3 | slate (=): 0 · 0
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 | 5 — Be exactly 5 | 1 |
| Green | 9 — Add up to exactly 9 | 2 |
| Amber | = — Show the same number on every cell | 2 |
| Orange | 9 — Add up to exactly 9 | 2 |
| Slate | = — Show the same number on every cell | 2 |
Medium today: 8 dominoes, 10 regions and less-than, 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 — January 23, 2026
blue (<1): 0 | purple (=4): 4 | green: 5 | amber (=): 6 · 6 · 6 | orange: 3 | slate: 2 | teal (=7): 6 · 1 | pink (=1): 0 · 1 | lime (=1): 0 · 1 | brown (=): 5 · 5
Prefer to watch it worked out step by step? Try the Pips Solver.
What each region asks for
| Region | Rule | Cells |
|---|---|---|
| Blue | <1 — Be less than 1 | 1 |
| Purple | 4 — Be exactly 4 | 1 |
| Green | Take any value it likes | 1 |
| Amber | = — Show the same number on every cell | 3 |
| Orange | Take any value it likes | 1 |
| Slate | Take any value it likes | 1 |
| Teal | 7 — Add up to exactly 7 | 2 |
| Pink | 1 — Add up to exactly 1 | 2 |
| Lime | 1 — Add up to exactly 1 | 2 |
| Brown | = — Show the same number on every cell | 2 |
Hard today: 10 dominoes, 11 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
HardHint 2
HardHint 3
HardHint 4
HardReveal the full Hard answer
Hard solution — January 23, 2026
blue: 0 | purple: 0 | green (=7): 1 · 1 · 5 | amber: 0 | orange (=5): 1 · 2 · 2 | slate: 0 | teal (=7): 2 · 5 | pink (=6): 3 · 3 | lime (=10): 5 · 5 | brown (=9): 3 · 6 | blue (=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 | Take any value it likes | 1 |
| Purple | Take any value it likes | 1 |
| Green | 7 — Add up to exactly 7 | 3 |
| Amber | Take any value it likes | 1 |
| Orange | 5 — Add up to exactly 5 | 3 |
| Slate | Take any value it likes | 1 |
| Teal | 7 — Add up to exactly 7 | 2 |
| Pink | 6 — Add up to exactly 6 | 2 |
| Lime | 10 — Add up to exactly 10 | 2 |
| Brown | 9 — Add up to exactly 9 | 2 |
| Blue | 3 — Add up to exactly 3 | 2 |
