I wrote this book for younger kids to understand what a foreign invader can do to your body and how the immune system fights it off!

Created & published on StoryJumper™ ©2025 StoryJumper, Inc.
All rights reserved. Sources: storyjumper.com/attribution
Preview audio:
storyj.mp/aitmmtn4yqgg
Long long ago, in a land very small, a little boy was feeling odd. We are soon to find out that he had a foreign invader, antigen, so then his parents told him how his immune system fought it off!
2
¨All living things are vulnerable to attack.¨All living things are vulnerable to attack.
The boy was very sick and he had the following defenses helping him:
- Non-specific defense
- Specific defense
- Skin
- Nose hair
- Mucus
- Inflammation
- B-cells
- Antibodies
- T-cells
- Phagocytes
3
Helpers
4
Non- specific
The non-specific defense job is to block invaders and fight off invaders. The non-specific defense is the good. Non- specific defenders are the first line of defense.
5

6
Specific Defense
The specific defense, is the immune system and it attacks these invaders once they enter the body.
7

8
Skin
The skin is the outer layer to prevent invaders from entering the body. The skin is the helps block invaders from entering the body.
9

10
Nose Hair
The nose hairs trap dust and dirt which prevents invaders from entering into the body. They force invaders out of the body. Invaders are stopped by the hair in the nose.
11

12
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I wrote this book for younger kids to understand what a foreign invader can do to your body and how the immune system fights it off!

Created & published on StoryJumper™ ©2025 StoryJumper, Inc.
All rights reserved. Sources: storyjumper.com/attribution
Preview audio:
storyj.mp/aitmmtn4yqgg
Long long ago, in a land very small, a little boy was feeling odd. We are soon to find out that he had a foreign invader, antigen, so then his parents told him how his immune system fought it off!
2
¨All living things are vulnerable to attack.¨All living things are vulnerable to attack.
The boy was very sick and he had the following defenses helping him:
- Non-specific defense
- Specific defense
- Skin
- Nose hair
- Mucus
- Inflammation
- B-cells
- Antibodies
- T-cells
- Phagocytes
3
Helpers
4
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"Project 5.1.6 Lines of Defense"
A little boy learns about his immune system and how it fights off foreign invaders, becoming healthy again.
(20 pages)
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