## 3D Noughts and Crosses

**Players: **Two - **Also known as: **3D Tic-tac-toe

Players take turns in marking squares on a 4 x 4 x 4 grid. The first player to get four squares in a row wins.

### Description

To make the board draw four 4 x 4 grids stacked vertically, representing a 4 x 4 x 4 cube. It is easier to visualise the cube if you draw the grids in perspective.

The players take turns in drawing their symbol, O or X, in one of the cells. The first player to make a line of four cells in any direction wins. Winning lines can be horizontal, vertical, diagonal within one grid, vertical between grids, diagonal between grids, or diagonal in all three dimensions.

#### Example

In the following game O started, and won by making the line shown highlighted:

#### History

A commercial version of the game, consisting of four perspex boards stacked in a cube, was marketed as Qubic by Parker Brothers from 1953.