This is a scary thread. I believe sex education should start in the home first an be an option at school. That was how it was for me. My parents sat down with me and explained it. Then at the begining of the fourth grade there was an optional sex education class which your parents had to approve of which you woul take for like and hour and a half for a week. This was then expanded for 5th and 6th grades. In 7th grade and eight grade there was a mandatory class session in PE. In 9th and 10th grade my PE classes were divided into two halves. The first was health, i.e. sex education, physical fitness awareness, and all the other health things school nowadays lacks. The second half was running, sports, weights etc...