EN
The article attempts to classify and distinguish the phenomena listed in the title as distinctive childhood care and education problems of the 21st century. The author begins with a discussion of primary causes of human aggressiveness and aggression, then briefly analyzes and describes the phenomena/concepts of aggressiveness, aggression, and violence, focusing on a relatively detailed analysis and description of school bullying and cyberbullying as new and distinctive childhood care and education problems of the 21st century. At the end, he presents conclusions from the analysis.