A symposium involves multiple speakers presenting different aspects of a common topic to an audience. It brings together knowledgeable speakers to thoroughly explore a topic from various viewpoints, benefiting the audience. Potential disadvantages include lack of audience participation and repetition between speakers if the aspects are not well-coordinated in advance. A workshop involves hands-on work by a group to produce something tangible related to a shared interest or problem. It aims to improve skills through practical work and discussion. Debates involve researched arguments for and against a topic by opposing teams, allowing students to analyze issues from multiple sides while improving communication and research skills.