Margo's presentation covered several topics related to internet safety, digital game-based learning, and educational technology. Some key points included: advising students to avoid responding to online bullying and to tell a trusted authority; using screen names carefully to avoid unwanted attention; and using filtering tools to protect students from inappropriate content. The presentation also discussed how digital games can be effective teaching tools by creating cycles of learning through challenges and success, and highlighted the benefits of teachers gaining expertise in both their subject area and educational technology.