Stop in for a cup of coffee

According to CDC since January, 30 kids under the age of 15 died of covid. Same period in the US 190 under the age of 15 died of the flu. Any death is sad, but why close schools this fall??
My grandchildren have been playing with neighbor kids since March. This summer they have gone to camps, played sports, and other interactive activities. So far they, nor I, or other family members have gotten sick. JMO
To reduce the risk of spreading it to older family members