Lesson 7 of 15 · Earth Materials
Experiment⭐ 30 XP🌋 Rock RealmWhat Is Dirt?
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Earth Materials.
🎯 Your mission
Predict it first. Then prove yourself right (or wrong).
⚡ The twist
The slowest changes are the biggest ones.
Mind = Blown
🌊 The deepest part of the ocean is deeper than Mount Everest is tall.
Make a hypothesis first
Predict: which will erode faster?
What You'll Learn
Dirt is made of tiny bits of rock, dead leaves, and tiny creatures you cannot see.
Key Words
Tap a word to see its definition.
Materials Needed
- rocks
Safety First
- Have an adult check your set-up before you start, and tidy everything away afterwards.
Steps
Say the vocabulary words out loud. Can you repeat them?
Collect leaves, rocks, and sticks from outside. Sort them by size.
Use your eyes, ears, and hands to explore. What do you notice?
Color a picture to show what happened.
Check Your Understanding
Question 1
1 of 3What makes soil more than just dirt?
Where you see this in real life
This is shaping the ground you walk on, slowly, every single day.
Stretch Challenge
Try this in real life this week.
Find a rock outside and try to guess how old it is.
For the dinner table
“What's the slowest change you can think of?”
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?
What Is Dirt?
Predict it first. Then prove yourself right (or wrong).
Full screen — no distractions
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