I think the best titles would combine the cultural context, the focus on children, and either the historical, ethical, sociological, or psychological perspective. Let me list a few options and pick the most balanced one.
Let me check for existing research to ensure the title isn't too similar. Quick search... Seems like most titles focus on broader FKK aspects, so a specific focus on children's imagery could be a niche angle. Fkk Kinder Bilder
Perhaps structure the title to highlight both cultural and psychological aspects: "FKK and Child Development: The Role of Visual Culture in Shaping Attitudes Toward the Human Body". I think the best titles would combine the