There is an "ambition" for all primary school children in England to spend a month back at school before the summer holidays, says the government's updated Covid-19 guidance.
But to support social distancing there will be class sizes of no more than 15 pupils, staggered break times and frequent hand washing.
The National Education Union rejected the reopening plans as "reckless".
Read more in BBC NEWS
Hundreds of English schools still at risk from crumbling concrete
Hundreds of schools in England are still at risk of collapse from crumbling concrete, according to previously unpublished figures. Official data, which the Information Commissioner’s Office (ICO)
Thousands of young people placed in council care more than 20 miles away from home, analysis shows
A third of children in council care in 2023 lived over 20 miles away from their local area, school and family – around 4,600 people in total.
£600m boost for social care next year announced in Budget
Councils’ available spending to grow by an estimated 3.2% in real terms in 2025-26, with authorities also given £250m to test new approaches in children’s
