Childminders to be allowed to take on more children at one time.
The above could be your research, looking at the pro's and con's of encouraging childminders to take on more children, the risk factors etc.
Look at the news article, base your research and argument on this?
http://www.bbc.co.uk/news/uk-18141076
superficial is, phoney, shallow, looks good only on first glance
E.g. when you get a cut which bleeds a lot and looks worse than what it is, it is a superficial cut.