Lesson 39 of 84 · Solutions
Lesson⭐ 30 XP🧪 Potion KitchenHow the Immune System Works
Solutions.
🎯 Your mission
Understand the idea. Then look for it everywhere.
⚡ The twist
If it bubbles, something invisible is escaping.
Mind = Blown
🧪 If you could remove all the empty space from atoms, the entire human race would fit in a sugar cube.
Make a hypothesis first
Guess: will the fizz be loud, soft, or none at all?
What You'll Learn
The immune system defends the body by finding and destroying harmful invaders such as bacteria and viruses. White blood cells hunt down germs, and after fighting an illness the body can remember it and respond faster the next time.
Key Words
Tap a word to see its definition.
Steps
Review the background information on Solutions before starting.
Collect and classify 10 organisms from your yard into kingdoms, phyla, or groups. Use a dichotomous key if available.
Look for patterns in your observations.
Make a graph or chart showing your results.
Check Your Understanding
Question 1
1 of 3What is germination?
Where you see this in real life
Your toothpaste, your soap, even your breakfast involves this.
Stretch Challenge
Try this in real life this week.
Ask a grown-up to help you mix two safe kitchen things. Predict what will happen first.
For the dinner table
“What's something we cook that mixes things together this way?”
Next Smart Experiment
We'll pick an experiment that matches exactly how you're thinking right now.
Share this experiment
Send it to a parent who's looking for a 10-minute kitchen science win.
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