Daily Mail: Wedding Balls (Part Of An Ongoing Series)

'Schools could be required to teach children about gay marriage, Government documents seen by the Daily Mail reveal.'Officials at the Home Office and the Department for Education concede that teachers may be under a legal obligation to inform children about same-sex marriage once it has passed into law.
'Under the Education Act 1996, pupils must learn about the nature of marriage and its importance for family life in sex education classes...'

The Daily Mail.
Regular viewers will note the keyword here is "could" - Daily Mail code for "We could be making this up."
eg "Could eating cheese give you cancer?"
How would you teach about gay marriage anyway?
By saying it existed?  
Oh heaven forfend!
Bigots should welcome it - if it's like other things taught in schools, it'll probably just put them off it for life.