I have been reading a blog entitled (wouldya believe it?)

Catholic bishops back sex education for primary school children.

Now it's not the blog itself, but a couple of the comments have set me a-thinking.  One says:
Sure Start will be made nationwide and ultimately the plans of Ed Balls
is that children are educated from the age of two in such places
because inequalities and values can be established before the age of 5.
(Sure Start is a government programme, and Ed Balls is the name of our Minister of Education.)  Another commentator recalls a cartoon relating to an earlier sex education initiative, entitled:
"Please Miss, when do we get on to the practical?"
One of the difficulties faced by science education in Britain is the postmodern idea that all subjects are equally valid.  So science, with its demands for laboratory facilities, is therefore at a disadvantage when it comes to dividing the cake.  However, sex education is such an obsession with our rulers that should it come to practical classes, one knows instantly where the cuts would be made ....