How to draw Cube easily with step-by-step

How to draw Cube easily with step-by-step

  ​Below is an easy way to draw a cube object.

1. Draw 3 inches line with ruler and create a square like above. 

And then make another square with same size by using a half line(1.5 inches) like below. 

And then draw a diagonal line between the edge. 

Thank you for giving us an wonderful idea. My student, Cindy gave me a shortcut way.