here.Children in Nursery, Reception, Year 1, Year 5 and Year 6 have been back at school, returning on staggered start dates since June 15.But, in order to have them in small bubbles with a maximum of 15 children, they've been attending on alternate weeks.The infected child was not due to be in this week and he and his classmates will now miss their final week of school.Mr McPherson says that the bubble structure has served its purpose as because the child was in such a small group - with only