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The Immune System Defender Game lets you explore what happens when you are wounded, what kind of cells are involved with the immune system, and how immune cells remove bacteria.
Written for grownups, this NIAID report will be useful for high-school students writing reports, or studying for a biology exam.
This two-page KidsHealth article about the immune system is followed by a colorful printable activity ("Match the immune system cell with its function"), a video ("How the Body Works: The Immune System") and a ten-question quiz.
Click your way through this illustrated slide show to learn about the defense provided by your spleen, lymphatic system, digestive system, skin and respiratory system. After the presentation, try your hand at the ten-question quiz .
White blood cells, antibodies, antigens, bacterial infections, vaccines, and HIV are among the topics introduced in this animated lesson from BrainPOP. Following the video is a quiz and vocabulary activity.
Surfnetkids.com recommends five interesting sites that teach all about the immune system.