My kid is 6, just a few days ago when zoom failed, the whole class went to hangouts/meet during the first class and the rest of the day went without much disrup

My kid is 6, just a few days ago when zoom failed, the whole class went to hangouts/meet during the first class and the rest of the day went without much disruption on that platform. The main enabler for this is that apparently the school considered something like this happening and actually trained the teachers for such event.