For a busy family dealing with hard water, go with a high-grade fireclay sink....

https://farmhousekitchenandbath.com/blogs/news/the-best-kitchen-sink-material-for-every-home-style-a-complete-comparison

For a busy family dealing with hard water, go with a high-grade fireclay sink. These thick, non-porous basins resist acidic food stains and won’t scratch when the kids dump silverware inside