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🧼 Germs & Washing Hands

Germs are too tiny to see. Learn how soap sends them away!

1
lesson
~5 min
to learn
🔬 Science
subject
Ages 3–5
level
Start the course →

What you’ll learn

  1. Explain why we wash hands with soap and how long to scrub.Germs are too tiny to see but can make us sick. Soap grabs germs and washes them away, and we should scrub for about twenty seconds. Wash before eating and after the bathroom or play.

Questions this course answers

What helps wash germs off our hands the best?

Washing with soap and water removes many more germs than water alone.

How long should we scrub our hands?

The CDC says to scrub for about 20 seconds to wash germs away.

Grounded in trusted sources

  • Centers for Disease Control and Prevention (CDC), About Handwashing, cdc.gov/clean-hands
  • HealthyChildren.org (American Academy of Pediatrics)
  • Nemours KidsHealth, kidshealth.org

Every Wunder lesson is built from real, reputable sources — never invented.

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