yes because there is thirteen year old girl's in 7th 8th grade pregnant.
Not enough!
Yes that is still normal, in most girls, the pain should either go away or just hurt less. Some girls go on birth control for that exact reason, so it is normal for you to have stomach pain on birth control
No. Not all birth controls work. There are many instidents of teenage girls and woman who are on birth control and have gotten pregnant. (sometimes, unknowingly until they give birth)
Maybe. They don't experience the risks of pregnancy and child birth.
No. No school can make anyone use birth control.
When they start having sex and want to be protected.
no. it doesn't even do that for girls.
Colonial girls
girls: girls can take a birth control pill (unless of course you want to have children) guys: guys can wear condoms
If your on birth control you won't get periods. In some cases people can have quite severe periods where a dangerous amount of blood is lost, and some people have painful experiences, so birth control pills can be medically prescribed.
Hopefully as soon as they become sexually active, if not before.
Periods will become frequent with certain birth control medicines, but they also can cause infertiliy.