What should vaccinated parents with unvaccinated kids do?

More and more adults are getting vaccinated, but their children under 12 are not yet eligible. What does this mean for parents who are now returning to work and for children going back to summer camp, daycare and, eventually, school? The younger kids are, the more care they need. What's safe when it comes to child care arrangements, and what if you're living in a state that's no longer requiring masks in most settings?