The first official figures for school attendance in England for the autumn term show 88% of pupils went back.
This is a higher absence rate than the usual figure of about 5% but it is not broken down to show whether pupils were at home because of Covid outbreaks.
The figures show attendance last Thursday - but about a quarter of schools did not supply information.
Since the reopening, school leaders have warned that delays in testing are leading to year groups being sent home.
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Hundreds of schools in England are still at risk of collapse from crumbling concrete, according to previously unpublished figures.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