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Fill in the cube so that every outlined region and every layer (as shown by the double arrows) contains the digits 1 through 8.

Puzzle:

Fill in the cube so that every outlined region and every layer (as shown by the double arrows) contains the digits 1 through 8.

Puzzle:

Fill in the cube so that every outlined region and every layer (as shown by the double arrows) contains the digits 1 through 8.

Puzzle:

Fill in the grid so that every with an arrow marked line and every bold marked region contains the digits 1 through 8.

The coloured lines in this grid should help to understand the rules:

Fill in the flattened cube so that each of the numbers 0–9 and each of the letters A–F exactly once in cells of same face, square colour, font colour or row of 16.

This is a three-dimensional sudoku. Fill in the grid so that every row, every column, and shaft contains the digits 1 through 4.

Fill in the cube so that on all sides of the cube in every row, every column and every bold bordered area every digit from 1through 9 appears exactly once. Additionally, the digit on the common edge of two sides must be the same number.

Smalller Example:

Puzzle:

Enter numbers from 1 through 4 into the diagram, such that on all sides of the cube in every row, every column and every bold bordered area every digit appears exactly once. Additionally, the digit on the common edge of two sides must be the same number.

Enter numbers from 1 through 4 into the diagram, such that on all sides of the cube in every row, every column and every bold bordered area every digit appears exactly once. Additionally, the digit on the common edge of two sides must be the same number.

Fill in the cube so that every outlined region and every layer (as shown by the double arrows) contains the digits 1 through 8.