This study is from late 2020. Then one cited in the NY MAG is specifically dealing with kids

Possibly kids aren't wearing them right, or that the masks their parents provide for them aren't fitting well. No matter the possible reason, the right course of action is to find that out, NOT pushing for no-masking in schools.

A 3,000 word deep dive into the evidence behind student mask mandates Many countries around the world - with vax rates, case rates, and mortality above and below the US - do not require masks on students. Why does the US? My latest for @NYMag