NARRATOR: Well, anyway… A 3D cube has six square faces. The faces of the cube are lit up to highlight all six. A judge writes 6 under faces on a score board. Now the edges of the cube are ...

Edges - An edge is where two faces meet ... Length, width and depth. What would the 3D version of a square be? A cube. A cube has 6 square faces which are all the same size.