A simple solution to endless school quarantines

It’s a situation nearly all parents have found themselves in at some point during this pandemic: There’s a positive Covid-19 case in your child’s class, so everyone needs to stay home and quarantine.

That means kids have to switch to remote instruction, if their school is even still offering a remote option. And parents, already ground down by more than 18 months of online or hybrid learning, have to miss work to care for their child, often for as long as 14 days. “Quarantines are incredibly disruptive,” Alyssa Bilinski, an...