Immune System: https://www.innerbody.com/image/lympov.html
How does the immune system work?
Fighting Infection Card Game: https://www.sciencelearn.org.nz/resources/190-fighting-infection-card-game
Interactive: https://www.sciencelearn.org.nz/image_maps/69-the-immune-system-in-action
Slideshow: https://www.sciencelearn.org.nz/embeds/104-cells-of-the-immune-system-slideshow
War Within Activity: https://www.sciencelearn.org.nz/resources/189-the-wars-within