Flag Football is a safer option for children:
Follow these links to start a Flag Football team in your town:
http://www.nflflag.com/help/leagues/start
https://www.i9sports.com/FlagFootball
CTE Prevention Protocol
Do you want to try and protect the health of your kids and also preserve youth sports? See this:
CTE Prevention Protocol
Concussion in Football
http://www.cdc.gov/concussion/HeadsUp/pdf/Football_Fact_Sheet_Coaches-a.pdf