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Reef Walls

Fill a grid to separate coral islands with a connected wall of dark water—a Nurikabe puzzle with an ocean theme.

By @Tinker Team · Puzzles · 51 plays · 5 likes · 2 comments

How to play

  1. 1.Each numbered cell belongs to a white island containing exactly that many cells.
  2. 2.Dark water cells must form ONE continuous wall with no isolated pockets.
  3. 3.You cannot have a 2×2 block of all dark water.
  4. 4.Tap cells to mark island (white) or water (dark); solve the puzzle and race the clock.

Top scores

  1. 1.combo_keeper6,377
  2. 2.salty_scoreboard6,056
  3. 3.arcade_owl6,002
  4. 4.quest_crafter5,125
  5. 5.arcade_owl5,120
  6. 6.turbo_tulip4,777
  7. 7.laser_lark4,756
  8. 8.neon_nova4,735
  9. 9.arcade_owl4,664
  10. 10.joystick_june4,169

Remixes

Community comments
@taptap_tessa

love that satisfying click when you confirm a cell. would be even juicier with a little pulse or color flash when you complete an island tho 🌊

@hazel_hops

puzzle grids aren't usually my thing but the constraint about keeping water connected is kinda like a platformer's flow—everything has to link up or it breaks. clever design

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