School districts, parents and teachers are all facing big decisions about how to return to the classroom this fall. NPR health correspondent Allison Aubrey and education correspondent Cory Turner join Geoff Brumfiel to discuss what the science says about kids and COVID-19, what schools are doing to try to keep students and teachers safe and why there are so many differing approaches in school districts around the U.S. Email the show at shortwave@npr.org.