Lesson 11 of 30 · Matter
Lesson⭐ 30 XP🧪 Potion KitchenLight and Heavy
%22%20%2F%3E%0A%20%20%0A%20%20%20%20%20%20%20%20%3Ccircle%20cx%3D%22119%22%20cy%3D%22111%22%20r%3D%226%22%20fill%3D%22%23fae8ff%22%20opacity%3D%220.9%22%20%2F%3E%0A%20%20%20%20%20%20%20%20%3Ccircle%20cx%3D%22264%22%20cy%3D%22179%22%20r%3D%224%22%20fill%3D%22%23fae8ff%22%20opacity%3D%220.7%22%20%2F%3E%0A%20%20%20%20%20%20%20%20%3Ccircle%20cx%3D%22546%22%20cy%3D%2277%22%20r%3D%225%22%20fill%3D%22%23fae8ff%22%20opacity%3D%220.85%22%20%2F%3E%0A%20%20%20%20%20%20%20%20%3Ccircle%20cx%3D%22665%22%20cy%3D%22200%22%20r%3D%227%22%20fill%3D%22%23fae8ff%22%20opacity%3D%220.9%22%20%2F%3E%0A%20%20%20%20%20%20%20%20%3Ccircle%20cx%3D%22391%22%20cy%3D%22351%22%20r%3D%22100%22%20fill%3D%22%23fae8ff%22%20opacity%3D%220.2%22%20%2F%3E%0A%20%20%20%20%20%20%20%20%3Ccircle%20cx%3D%22444%22%20cy%3D%22334%22%20r%3D%2260%22%20fill%3D%22%23fae8ff%22%20opacity%3D%220.25%22%20%2F%3E%0A%20%20%20%20%20%20%0A%20%20%3Ctext%20x%3D%22400%22%20y%3D%22270%22%20font-size%3D%22180%22%20text-anchor%3D%22middle%22%20dominant-baseline%3D%22middle%22%20font-family%3D%22-apple-system%2C%20Segoe%20UI%2C%20Roboto%2C%20sans-serif%22%3E%E2%9A%A1%3C%2Ftext%3E%0A%3C%2Fsvg%3E)
Light and Heavy.
🎯 Your mission
Learn the rule. Then catch nature using it.
⚡ The twist
Color changes mean atoms are rearranging — even if you can't see them.
Mind = Blown
🌈 Every color you see is your brain inventing a translation of light frequencies.
Make a hypothesis first
Before you mix: what color do you think it'll turn?
What You'll Learn
Feathers are light and rocks are heavy. How do you know which is heavier?
Key Words
Tap a word to see its definition.
Steps
Say the vocabulary words out loud. Can you repeat them?
Drop a rock and a feather into water. Which one sinks? Which one floats?
Look closely! What do you see?
Draw a picture of what you learned today.
Check Your Understanding
Question 1
1 of 2Does a rock sink in water?
Where you see this in real life
This is happening in your kitchen right now — every time food cooks.
Stretch Challenge
Try this in real life this week.
Find one ingredient in a snack and look up what it does.
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.
Ready?
Light and Heavy
Learn the rule. Then catch nature using it.
Full screen — no distractions
Checkout complete lesson on Matter for Kindergarten
Get the full Matter track as a printable PDF — all lessons, worksheets, and answer keys.