As American children conclude what will hopefully be the most discombobulated academic year of their lives, it’s clear that school must be different this fall. Thanks to increasing vaccinations and declining rates of Covid-19 infections, children can safely return to classrooms. To facilitate this, the Centers for Disease Control and Prevention should release a blueprint for reopening schools that balances the countless benefits of in-person schooling with the lower risks of Covid-19 to children and (mostly vaccinated) teachers and staff.