Health Minister Simon Harris has spoken about the possibility of reopening schools, even for just one day a week.
But he says it can't happen until it's cleared by doctors.
The INTO says primary schools may have to have a morning and an afternoon session when they do reopen
Latest figures show 610 people have now died from Covid 19, while there are more than 15 thousand confirmed cases.
General secretary of the INTO John Boyle says the school day may have to be staggered because of class sizes.
