🐠 Aquarium

Flood each aquarium to one flat level so every row and column holds its clued number of water cells. Water obeys gravity — it never sits above air.

6x6

25 puzzles

7x7

50 puzzles

8x8

50 puzzles

9x9

75 puzzles

10x10

100 puzzles

11x11

100 puzzles

12x12

100 puzzles