In March, Education Minister Liz Truss announced PSHE would remain a non-compulsory subject, saying it should be down to schools and teachers to decide on the topics covered in lessons.
One MP who will be poised to pounce is the Conservative Nadine Dorries - she plans to put down an amendment to guarantee that a woman considering abortion has access to non-compulsory counselling and advice from someone who has no financial interest in the outcome of her decision.