Lymphatic Defense: An Interactive Immune System GameBring the immune system to life in your classroom! In this engaging, role-playing game, students become parts of the immune system and work together to identify and eliminate infections before they spread. Some students secretly play as pathogens trying to infect the body, while others take on the roles of macrophages, helper T cells, B cells, killer T cells, and lymph nodes working to defend the body. As the game unfolds, students experience