Cyber bullying involves using digital tools like social media, texts, and online forums to deliberately harass or upset someone repeatedly. Common forms of cyber bullying occur on platforms like Twitter, Facebook, Instagram, through texts, message boards, blogs, and instant messaging. The document discusses videos about students who have experienced cyber bullying and asks questions about how viewers would respond in similar situations. It prompts writing an assignment on defining cyber bullying, describing cyber bullying stories, and providing resources for students experiencing bullying.