The Sport Information Resource Centre
Use double quotes to find documents that include the exact phrase: "aerodynamic AND testing"
The Sport Information Resource Centre

Sport Parents

In the US, 70% of referees quit within the first three years, primarily due to abuse and harassment from coaches and parents. The worst incidents occur during games where the players are under 8 years old. In Oklahoma, one youth soccer referee is posting videos capturing parental behavior as a strategy to change bad behavior.