Explain Like I'm 5: Germs: Your Immune System and Why You Get Sick

By: Kelly, Jeremy

What is a germ? Why do you get sick? And how does your body fight back?

In this fun, kid-friendly book from the ELI5 Series, kids ages 5-9 will learn all about germs, the immune system, and why their body is more amazing than they ever knew. Written in super simple words, with short sentences any little reader can follow, this book turns big science into easy ideas.

Inside, kids will discover:
- What germs are and how tiny they really are
- The three big kinds: bacteria, viruses, and fungus
- Good germs vs. bad germs (most germs are GOOD )
- How germs sneak in through air, food, cuts, and hands
- Why colds, the flu, and tummy bugs make you feel bad
- Your body's army: skin, snot, spit, tears, and white blood cells
- Why you get a fever (and why it actually helps )
- How memory cells and vaccines train your body to win
- The right way to wash your hands
- How food, sleep, sun, and movement keep you strong
- When it's time to see a doctor

Perfect for curious kids, homeschool families, classrooms, and anyone who wants a simple, screen-free way to learn about health and the human body.

By the end, your child won't just know about germs - they'll feel like a hero who knows how to keep their body strong

Grab your copy today and add another fun STEM book to your child's shelf.

• Format: Paperback
• Language: English
• ISBN: B0GZVGST1X
• ISBN13: 9798195839963
• Release Date: May 2026
• Publisher: Independently Published
• Length: 86 Pages
• Weight: 0.28 lbs.
• Dimensions: 0.2" x 6.0" x 9.0"