There is lots of material on this site related to pediatric care and parenting from scientific databases. Going through them can help an educated and scientifically inclined parent learn the answers to some of their most baffling parenting issues and the latest practices in the light of research. Some research journals and ebooks are free to access. Meanwhile, subscription is required to get admittance to some of the journals on individual access basis called pay-per-view. Even of these sites, abstracts can be viewed without subscription but they can be viewed in full in PDF or browser form after paying for a one-time access. This kind of research is free from bias and based on thorough investigation of a random group or large populace.  Therefore, parents can benefit a lot from these kinds of research content in their day to day parenting issues and practices rather than relying on sketchy advice, personal preferences, guesswork and trials and errors.