Accept the CDCs own study of 169 K–5 schools failed to find that masks for children in schools prevent the spread. Adult masks and ventilation were supported.

Accept the CDCs own study of 169 K–5 schools failed to find that masks for children in schools prevent the spread. Adult masks and ventilation were supported. "The 21% lower incidence in schools that required mask use among students was not statistically significant compared with schools where mask use was optional." https://www.cdc.gov/mmwr/volumes/70/wr/mm7021e1.htm https://www.cdc.gov/mmwr/volumes/70/wr/mm7021e1.htm