Seeing the flaws πŸ‘Ž in what’s been drawn is easy; finding ways to prevent πŸ‘· them (read: correct them in your mind before committing to paper), not so much. Here I tried simple shapes (boxes, triangles, ovals) and relative sizes. Still full of mistakes, yet a step up πŸ“ˆ

two (unshaded) pencil sketches of dogs lightly shaded pencil sketch of a dog