annie I agree parental support is important, but I don’t agree that nothing can be done to change parents who through no fault of their own, are not very good at it.
These quotes are from the Wikipedia entry for Sure Start
In 2010, robust research conducted by NESS demonstrated significant effects of Sure Start Local programmes on eight of 21 outcomes: two positive outcomes for children (lower BMIs and better physical health), four positive outcomes for mothers and families (more stimulating and less chaotic home environments, less harsh discipline, and greater life-satisfaction)
But sadly,
However, in 2016 the British Medical Journal noted that the benefits of Sure Start to children and families were being eroded by austerity cuts and that, "disadvantaged families are at greatest risk from theseausterity cuts".