the need for dual income households to survive.

This myth needs to die. You can do fine on as a one income family but you have to make notible sacrifices. If you both love your kids and understand how terrible the public school system has become, you have no choice but to make the sacrifice.

Here's the kicker, you are making a sacrifice either way. You either give up comfort and convenience for control over your children or give up control over your children for your own comfort and convenience.