When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Jing Zhang Wondering how to do Isometric drawing? Sometimes called isometric projection, ...

IN defining the forms and dimensions of solids by means of scale drawings, a very useful method in certain cases is that of metric projection whereby three systems of parallel edges of the solid are ...

Freehand sketching is the quickest way to capture initial design ideas on paper before they are forgotten, often done without rulers or templates. Annotation can be added to sketches to show key parts ...