Fighting Back: The Human Immune System
How the human immune system fights back against foreign pathogens trying to enter the body. Students will complete engaging activities that will require them to use reading, and research. Students will take an in depth look into the immune system, its components, types of immunity and the body's response to pathogens

Today’s Activities


How does the immune system work to protect us from disease and infection? Let’s take an in-depth look into the immune system, its components, types of immunity, and the body’s response to disease.

Watch these entertaining videos on how the immune system works:

What facts concerning the immune system stood out to you?

Which events would you like to learn more about?

Watch How the Immune System Works and answer these questions:

  • What are the four major types of germs?
  • What are some ways you can prevent yourself from becoming sick?


Now let’s explore deeper.

How does the immune system work to fight back to protect us from disease and infection?

Inside your body, there is an amazing protection mechanism called the immune system. It is designed to defend you against millions of harmful microorganisms.   

Let’s take a look at how the immune system works. 

Fact or fiction about your immune system. Watch this Video 

This crash course will really start going into depth on how your body really fights back!

You will find answers for the attached immune system worksheet by watching the video, slideshow, and reading the articles from the websites listed below.

Watch  “The Immune System”

Review these Resources and Materials:


Now it’s your turn to explain back how the immune system works

Print and complete this handout on immune system vocabulary 

You will find answers for the immune system worksheet in the video, slideshow and  reading the articles from the websites listed above

Which parts of the immune system are most interesting to you? Why? You can either write your answer or tell someone at home what your thoughts are.

Answer the following questions on a google Doc and share with your parent or teacher. 

  • What is the goal of your immune system?
  • What is your body’s line of defense? List them and how they work.
  • Where do red blood cells come from?
  • What are the components of the Lypoite system and what does each part do?
  • What are the main organs of your immune system and what do they do?


Using the information from your worksheet: 

Write your own story or diagram of the immune system Create your immune system Choose one of the following.  

  • Create a digital image
  • Create a digitally edited image
  • Share your art with a friend, parent or teacher. 

Paragraph (250 words or less). Be sure to explain how each of your body  parts contributed to the immune system

Create a poster collage with images and text explaining each body part.

Develop a PowerPoint or Google Slides presentation with relevant images, text, and embedded video clips.

Record a VoiceThread.

Share your work with a parent, sibling, or teacher.

Did you do today’s activities?

Push the button below to let us know you’ve completed the activities below:

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