[user104658]

Originally Posted by Nancy.

I'm not sure how i'm supposed to forage 30 iron nuggets when there's very few rocks to break open. Maybe I can get these from another island?

You use Nook Miles tickets to go to deserted islands and take all of the stuff from them. You're also not supposed to break the rocks at first, just hit them with a stone axe, because you can get more from them each day... same with trees.