Source: http://www.kidspot.com.au/parenting/parenthood/discipline/got-squabbling-siblings-try-these-tips-from-childrens-clinical-psychologist-dr-anna-cohen/news-story/07b0c1181fb8603f8ac47a9ba9105d29?ref=collection_view,parenthood ‘I’m calling it: having one child is harder than having four’ Science shows being strict on bedtime is best for your kids