https://www.siliconvalley.com/2021/01/17/children-the-next-frontier-for-covid-vaccine-clinical-trials/ > Twelve-year-olds are tween-agers, staring down puberty and middle school, surprisingly mature one minute and tortured by angst the next. > Some also are scientific pioneers, volunteering for clinical trials to test COVID vaccines in children. Slowly and gingerly, researchers are testing COVID-19 vaccines in younger and younger kids — even as millions of doses are pushed into the arms of their parents — with an eye toward FDA approval in the next year or two.