How would your ideal secondary school be structured with regard to the sexes ?

How would your ideal secondary school be structured with regard to the sexes ?

Statistically, in recent years girls have out-graded boys in most examinations. Girls have been consistantly beating boys at GCSE, A-Level and, now even degree level.
This is often put down to girls' having longer concentration spans than boys. I agree that this may indeed contribute to girls out-achieving boys. I think this because, obviously, the longer someone concentrates, the more they are likely to learn. This would suggest, to me, that for girls, it would be better to have single sex schools. This is because if girls achieve more than boys then it is bound to be better to have the girls working by themselves in a single sex environment.
The main shift in examination results came when coursework was added to GCSEs. This has had a major affect on boys and girls. Girls have found coursework an easy way to gain extra marks. Girls seem to be more willing to work. Boys, however become di...