Encyclopedia of Children and Childhood in History & Society - presents the social and cultural history of childhood from antiquity to the present, covering education, parenting, child labor, economics, images of childhood, children's literature, play, toys and games, health, physiology, law, the criminal justice system and social welfare.
Tips: start with a keyword search, then look for links to subject terms that give you all the books on that topic. Some useful subject terms for this assignment are:
Children -- Social Conditions
Children -- Social life and customs
Children -- Social networks
Mass media and children