.  Sort of. The scale cubes are well understood by other modelers since they are all 0 centimetres square. The problem is that many don't know that. I often send pictures of builds to others in my family, and for reference I mailed my mother a completed scale cube.  Another common practice (which I usually use) is to simply place a ruler in the photo, which is understood more universally.  Sort of. The scale cubes are well understood by other modelers since they are all 0 centimetres square. The problem is that many don't know that. I often send pictures of builds to others in my family, and for reference I mailed my mother a completed scale cube.  Another common practice (which I usually use) is to simply place a ruler in the photo, which is understood more universally.  S