Nurikabe Puzzles

Nurikabe Puzzles Hard
Nurikabe is a popular logic puzzle in Japan and it has been called one of the hardest puzzles in the world. These puzzles are created with Nurikabe, which is sometimes translated as "number islands" or similar. The objective is to place black and white blocks in such a way that each number appears only once in each row, column and box. This application includes 80 puzzles and solutions.