Only 46 people died from covid between 0-17 years old in the USA since covid started.
https://www.cdc.gov/nchs/nvss/vsrr/covid_weekly/index.htm#SexAndAge
477 ages 0-17 died from the flu in the 2018-2019 flu season
https://www.cdc.gov/flu/about/burden/2018-2019.html
I don't think it really matters for those under 17, unless the Brazilian variant really is that deadly for those younger..
The flu is 10 times more deadly for those under 17, unless I am reading the data incorrectly?