There comes a time in every kid’s quarantine when the outside world starts to look awful irresistible. Maybe it’s the familiar warmth of springtime, or perhaps the stir craze that has come with being cooped up in the accrued months of social distancing. Whatever the cause, most kids right now are unable to hang with friends on the nearest (temporarily closed) playground and get their hands dirty. “What can you do if you’ve got a bunch of kids with nothing better to do?” says Carenza Lewis, an archaeologist at the…