The day after Biden wins the presidency every reporter, every Hollywood notable, and every democrat will be clamoring for schools to open. Until then Keep the Schools Closed, because Trump.
It is not worth giving Biden the presidency to prove democrat hypocrisy. The schools will open. Parents will break down the doors and drag teachers out of bed if necessary.
OR Private schools will suddenly multiply across the nation putting all those tenured, unionized teachers out of a job.
And if he had the federal government make masks mandatory, he would become An Authoritarian Dictator.