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 20, 2026
blue (=3): 1 · 2 | purple (=7): 1 · 6 | green: 3 | amber (=9): 4 · 5 | orange (=): 6 · 6 | slate: 1
Prefer to watch it worked out step by step? Try the Pips Solver.
What each region asks for
| Region | Rule | Cells |
|---|---|---|
| Blue | 3 — Add up to exactly 3 | 2 |
| Purple | 7 — Add up to exactly 7 | 2 |
| Green | Take any value it likes | 1 |
| Amber | 9 — Add up to exactly 9 | 2 |
| Orange | = — Show the same number on every cell | 2 |
| Slate | Take any value it likes | 1 |
Medium today: 7 dominoes, 10 regions and target-sum, less-than, greater-than 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 20, 2026
blue (=10): 4 · 6 | purple (<3): 1 | green (>3): 6 | amber: 3 | orange (=10): 5 · 5 | slate: 3 | teal (>1): 2 | pink (=10): 5 · 5 | lime (=): 2 · 2 | brown: 0
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 | <3 — Be less than 3 | 1 |
| Green | >3 — Be more than 3 | 1 |
| Amber | Take any value it likes | 1 |
| Orange | 10 — Add up to exactly 10 | 2 |
| Slate | Take any value it likes | 1 |
| Teal | >1 — Be more than 1 | 1 |
| Pink | 10 — Add up to exactly 10 | 2 |
| Lime | = — Show the same number on every cell | 2 |
| Brown | Take any value it likes | 1 |
Hard today: 15 dominoes, 16 regions and greater-than, target-sum, all-equal 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
HardHint 2
HardHint 3
HardHint 4
HardReveal the full Hard answer
Hard solution — January 20, 2026
blue (>8): 6 · 6 | purple (=2): 2 | green (=): 4 · 4 | amber: 1 | orange (=): 2 · 2 · 2 · 2 · 2 · 2 | slate (=): 5 · 5 | teal (=0): 0 | pink (=5): 5 | lime: 1 | brown (=): 3 · 3 · 3 | blue (=3): 3 | purple (=): 6 · 6 · 6 | green (<2): 0 · 0 | amber (=5): 5 | orange (<5): 3 | slate (<6): 1 · 1
Prefer to watch it worked out step by step? Try the Pips Solver.
What each region asks for
| Region | Rule | Cells |
|---|---|---|
| Blue | >8 — Add up to more than 8 | 2 |
| Purple | 2 — Be exactly 2 | 1 |
| Green | = — Show the same number on every cell | 2 |
| Amber | Take any value it likes | 1 |
| Orange | = — Show the same number on every cell | 6 |
| Slate | = — Show the same number on every cell | 2 |
| Teal | 0 — Be exactly 0 | 1 |
| Pink | 5 — Be exactly 5 | 1 |
| Lime | Take any value it likes | 1 |
| Brown | = — Show the same number on every cell | 3 |
| Blue | 3 — Be exactly 3 | 1 |
| Purple | = — Show the same number on every cell | 3 |
| Green | <2 — Add up to less than 2 | 2 |
| Amber | 5 — Be exactly 5 | 1 |
| Orange | <5 — Be less than 5 | 1 |
| Slate | <6 — Add up to less than 6 | 2 |
