Easy today: 4 dominoes, 4 regions 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 — October 15, 2025
blue: 3 | purple (=): 5 · 5 · 5 · 5 | green (=): 2 · 2 | amber: 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 | = — Show the same number on every cell | 4 |
| Green | = — Show the same number on every cell | 2 |
| Amber | Take any value it likes | 1 |
Medium today: 10 dominoes, 12 regions and target-sum 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
MediumHint 2
MediumHint 3
MediumReveal the full Medium answer
Medium solution — October 15, 2025
blue: 3 | purple: 4 | green (=5): 2 · 3 | amber (=6): 1 · 5 | orange (>7): 4 · 4 | slate (=3): 0 · 0 · 0 · 0 · 3 | teal (=2): 2 | pink (=0): 0 · 0 | lime: 3 | brown: 3 | blue (=4): 4 | purple (=1): 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 | 5 — Add up to exactly 5 | 2 |
| Amber | 6 — Add up to exactly 6 | 2 |
| Orange | >7 — Add up to more than 7 | 2 |
| Slate | 3 — Add up to exactly 3 | 5 |
| Teal | 2 — Be exactly 2 | 1 |
| Pink | 0 — Add up to exactly 0 | 2 |
| Lime | Take any value it likes | 1 |
| Brown | Take any value it likes | 1 |
| Blue | 4 — Be exactly 4 | 1 |
| Purple | 1 — Be exactly 1 | 1 |
Hard today: 15 dominoes, 17 regions and target-sum, 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
HardHint 2
HardHint 3
HardHint 4
HardReveal the full Hard answer
Hard solution — October 15, 2025
blue (=8): 4 · 4 | purple (=2): 1 · 1 | green (=4): 3 · 1 | amber (>3): 6 | orange (=10): 5 · 5 | slate (=0): 0 · 0 · 0 | teal (=4): 4 | pink (>1): 2 | lime (=9): 5 · 4 | brown (=2): 2 · 0 | blue (=1): 1 · 0 | purple (=): 2 · 2 | green (=0): 0 | amber (=12): 6 · 6 | orange (=3): 3 | slate (=): 3 · 3 · 3 | teal (=2): 2
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 exactly 8 | 2 |
| Purple | 2 — Add up to exactly 2 | 2 |
| Green | 4 — Add up to exactly 4 | 2 |
| Amber | >3 — Be more than 3 | 1 |
| Orange | 10 — Add up to exactly 10 | 2 |
| Slate | 0 — Add up to exactly 0 | 3 |
| Teal | 4 — Be exactly 4 | 1 |
| Pink | >1 — Be more than 1 | 1 |
| Lime | 9 — Add up to exactly 9 | 2 |
| Brown | 2 — Add up to exactly 2 | 2 |
| Blue | 1 — Add up to exactly 1 | 2 |
| Purple | = — Show the same number on every cell | 2 |
| Green | 0 — Be exactly 0 | 1 |
| Amber | 12 — Add up to exactly 12 | 2 |
| Orange | 3 — Be exactly 3 | 1 |
| Slate | = — Show the same number on every cell | 3 |
| Teal | 2 — Be exactly 2 | 1 |
