Restrict what needs restricting, SPEND what needs spending, use the teachers willing to take whatever risk they feel there is...
and OPEN IN SEPTEMBER
To not open is going down a very very bad path.
To open is to go down a worse one.
It's as if you don't care about the discovery that kids have a special risk.
It's also as if you don't know that countries have survived closing schools for a year, if need be