Scottish Government acknowledged there remains a risk of further disruption due to the coronavirus pandemic.
UK's chief medical officers say 'very few, if any' pupils will come to long-term harm from coronavirus solely by attending school.
Schools have been given the go-ahead to reopen from August 11 and many local authorities have adopted blended learning.
This year's results based on teacher estimates after exams were cancelled due to the coronavirus pandemic.
First Minister Nicola Sturgeon will update MSPs on schools as well as any further changes to lockdown.
Young people are preparing to be reunited with their classmates next month for the first time since March.
The exams authority has said it will not consult schools or colleges if it downgrades teacher estimates.
MSPs were told full-time education for all pupils is impossible while two-metre distancing remains in place.
The FM said proposals for at-school and at-home learning will not last 'a single second longer than necessary'.
Councils will also look at using community buildings and vacant office space as temporary school sites.
More than eight in ten Scottish education staff are worried about schools returning, survey finds.
Nicola Sturgeon told MSPs pupils would return part-time to schools, blending it with at-home learning.
A new Scottish Government paper says children could return to school 'in blocks of a few days or a week at a time'.
Nicola Sturgeon said the call will be made in discussion with local authorities.
Around 200 pupils from Dunnottar Primary School in Aberdeenshire have been told not to come in.
The government says children won't be 'severely affected' by coronavirus and that they will be better off in their schools.