Cut a 3x3 Cube Puzzle - Solution

The Puzzle:

Cut a 3x3 Cube
Imagine a 3x3x3 cube.

How many cuts do we need to break it into 27 1x1x1 cubes?

A cut may go through multiple pieces.

Our Solution:

The central 1x1x1 cube has six faces.

Any cut can only reveal one of these faces!

So six cuts are needed, and also are enough.

See this puzzle without solution
Discuss this puzzle at the Math is Fun Forum