Sudoku

Fill in the grid so that every row, every column, and every 3x3 box contains the digits 1 through 9.

Sudoku

Sudoku

Fill in the grid so that every row, every column, and every 3x3 box contains the digits 1 through 9.

Sudoku

Stardust Sudoku

Fill the grid with the numbers 1 through 9. In rows, columns and 3x3-boxes no number can be repeated. Additionaly place areas of the size 3x3 in the grid. It is not allowed that these areas overlap. Each of these areas contains at least one star. In the middle cell of such area can't be a star. Moreover each star is part of exactly one of these areas. In these areas also no number can be repeated.

Stardust Sudoku

Gardens

The diagram contains small gardens. This are rectangular green areas separated by hedges. Every garden consist of the number of squares that the given numbers show. Every garden contains exactly one number. The small gardens may only touch each other at the vertexes. Each 2x2 square must have at least one garden square.

Example:

Exampl

Puzzle:

Gardens

Septoku

Put the numbers 1 through 7 into the hexagonal cells so that every line (of any length) and every zone of 7 cells marked by the rings contains every digit not more than once.

Example:

Example

Puzzle:

Ein Septoku

Isosudoku

Fill in the grid so that every row, 9-cell-diagonal, and 3x3 box contains the digits 1 through 9. In the shorter diagonals all digits must be different.

Puzzle:

Isosudoku

Non-Consecutive Hexagon

Put the numbers 1 through 7 into the hexagonal cells so that every line (of any length) contains every number not more than once. The difference between adjazent cells is never 1.

Non-Consecutive Hexagon

Non-Consecutive Hexagon

Put the numbers 1 through 7 into the hexagonal cells so that every line (of any length) contains every number not more than once. The difference between adjazent cells is never 1.

Non-Consecutive Hexagon

Trid

Put the numbers 1 through t into the circles so that every line (of any length) contains every number not more than once.

The numbers in the small triangles are the sum of the circles on the corners of the triangles.

Smaller example:

Example

Puzzle:

Trid

Twin Corresponding Sudoku

Fill in the grids so that every row, every column and 3x3 box contains the digits 1 through 9. There must be a one-to-one correspondence between both twins, i. e., in all positions with a certain digit in the first grid must be in the corresponding position in the second grid also always the same digit (possibly another as in the first grid).

Twin Corresponding Sudoku

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