Kuromasu

Where are the black fields? Numbers "see" that number of white fields in cardinal directions, black fields cannot be next to each other, and all white fields must remain connected. Can you find them?

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Star Battle

Also known as Two Not Touch. Place two stars in every row, in every column, and in every region, but make sure that the stars do not touch, also not diagonally! Can you solve them all?

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Hashi (Bridges)

Draw bridges between islands so that all islands are connected as one group. Make sure the numbers on the islands correspond to the number of connected bridges!

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Trees and Tents

Place a tent next to every tree in the field, but make sure that the tents do not touch! The numbers around the field tell you how much tents should be placed in a row or column.

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Sudoku

The classic sudoku puzzle. Fill in the missing numbers in such a way that the numbers 1 to 9 occur exactly once in every row, column, and block. Can you solve them all?

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