Diagonal Length of a Cube

Did you know that if you draw diagonal lines with a white crayon first before using markers, sketch a few circles, then outline everything with a thick black liner and divide into smaller shapes, you can turn any window into textured space stained glass?🌎 What I Used: Ohuhu Markers, White Gel Pen, Fineliner Black Ink Pen, White Crayola Crayon P.S. Black liner can pick up some wax from the crayon, but it’s good as new once you draw a few lines on a separate paper. Same goes with your markers if