Here are some links to general Social Subjects based/connected websites:
https://www.bbc.co.uk/bitesize/levels
https://www.sqa.org.uk/pastpapers/findpastpaper.htm
https://www.glasgowfamilyhistory.org.uk/blog/Pages/Help-us-document-coronavirus.aspx
https://new.edmodo.com/home ]https://new.edmodo.com
https://www.scran.ac.uk/learning/schools/secondary/
There are more subject specific links under the headings on this page e.g. look under S1 for China links.
