the number of schools to confirm Covid cases has now reached 177 - two schools have closed entirely. Almost 800 pupils in Tameside alone have been told they need to isolate after confirmed coronavirus cases in the borough’s schools in the last two weeks.Sir Keir said the move was essential so that schoolchildren don't miss out on any more of their education as schooling has already been disrupted during lockdown.A shortage of tests has meant that pupils have been unable to return to the classroom as they await results.“If the Prime Minister does not get a grip of the testing crisis, children will be robbed of an education.