Head teachers reported significant pupil absences yesterday despite the Government not authorising school closures.
They said as many as four in ten children were kept home by parents fearful of sending them to class.
It came as Boris Johnson warned against big gatherings to curb the coronavirus spread but still refused to shut schools.
On Monday Boris Johnson announced schools would remain open, sparking fierce backlash from parents and teachers across the country. Stock image
Teachers last night slammed the Government’s education measures, claiming they were inconsistent with other advice.
Katharine Birbalsingh, headmistress of Michaela Community School in Wembley, north-west London, said: ‘Non-essential contact for everyone except for teachers who should congregate with several hundred or even thousands daily?
‘I’m no virologist but how do I make sense of this to staff? Also, dozens/hundreds of parents are too scared to send kids in to school!’
Andrew O’Neill, head teacher of All Saints Catholic College in west London, said the situation was ‘unbelievable’, revealing 30 per cent of his pupils had not turned up and a quarter of his teachers were in self isolation.
He told the London Evening Standard: ‘The supply agencies don’t have people, and do you even want to bring in teachers who have been school-hopping and come into contact with many thousands of people for the last few weeks? It’s crazy.’ Chris Dyson, head teacher of Parklands Primary School in Leeds, said attendance was down to 74 per cent, while Dan Morrow, chief executive of the Woodland Academy Trust in Kent, said it was between 55 per cent and 80 per cent, the TES reported.
Public Health England guidance said school closures ‘may be necessary if there are so many staff being isolated the school has operational issues’.
But officials admitted a lack of fit teachers may trigger shutdowns anyway.

Classrooms are lying empty elsewhere in Europe, this primary school classroom in south-eastern Poland lies dormant after the Polish government ordered the closure of all schools and universities for two weeks
Mr Johnson said: ‘We think at the moment on balance it’s much better if we can keep schools open for all sorts of reasons, but I appreciate this is something we need to keep under review.’ The refusal to close schools is at variance with many other countries.
Chief scientific officer Sir Patrick Vallance appeared alongside Mr Johnson at the PM’s first daily press briefing for COVID-19.
Sir Patrick said: ‘It may be necessary to think about things like school closures but they have to be done at the right time.
Parents said the move contradicted advice to avoid social contact and began using Twitter hashtag #covid19walkout.
Downing Street insisted mums and dads would not face fines if they keep children off school due to coronavirus symptoms.
And Kevin Courtney, of the National Union of Teachers, said: ‘Are teachers being put at unnecessary risk? We need information and we’re not getting it from the Government.’
Last night school inspectorate Ofsted gave in to teachers’ demands to cease checks due to the crisis. And Education Secretary Gavin Williamson met school leaders amid uncertainty about GCSE and A-Level exams.
Many head teachers reported attendance figures of up to 100 per cent yesterday.
An online petition demanding the Government close schools in the UK has so far received 590,000 signatures – with the number constantly rising.
Hamid Patel, the chief executive of Star Academies – which runs a string of outstanding state schools, told The Guardian that exams should be postponed until next year.
He said: ‘Cancellation is the only sensible and humane option.
‘It will go a long way to ensure the success of the ”delay” phase of the government’s strategy. It could save tens of thousands of lives.’
In Anglesey in north Wales, Helen Wright was at home with her 10-year-old son and had asked his school to send her a home education pack.
‘I do not trust government guidelines or the government over their handling of the matter,’ she said.
One Twitter user wrote: ‘I am so disgusted with the incumbent UK government’s response.
‘I fortunately work within walking distance and currently occupy my own office, but students should absolutely be allowed to abstain from schools with no issues.’
Another said: ‘I have to strongly disagree with the government on this one. This is about public safety and the health of loved ones.
‘This is not something to be trifled with!’
While another wrote: ‘Boris isn’t going to close schools so take matters into your own hands to avoid spreading and receiving germs.’
In Doncaster, Suzana Ilieva has kept her six-year-old son at home since Friday, out of fear that he could transmit the virus to an elderly relative who lives with her family.
‘I think the government is irresponsible and for the sake of protecting the economy is damaging people’s lives,’ she said.
‘I made my own decision with my husband.’