My project in Dynamic Figure Drawing course

I’m only half way through, it’s still much confusing how to follow the workflow without having a ‘cookbook’ in front of you… I’m struggling with identifying light and shadow shapes, I’m not confident with pulling core shadows and making them to interpret the form… but here’s my step n…
I was looking for any feedback. I know this is not much, but if you see something that can be improved, changed, please feel free to share here. Thank you!