Lesson 7 of 15 · Earth Materials
Experiment⭐ 30 XP🌋 Rock RealmHow Sand Is Made
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Earth Materials.
🎯 Your mission
Run the experiment. Find out what really happens.
⚡ The twist
Weather isn't random — it's just complicated.
Mind = Blown
🌊 The deepest part of the ocean is deeper than Mount Everest is tall.
Make a hypothesis first
Before you observe: what shape will it leave?
What You'll Learn
Sand at the beach was once big rocks that broke down over millions of years.
Key Words
Tap a word to see its definition.
Materials Needed
- rocks
- sand
- water
Safety First
- Mop up spills straight away so nobody slips, and keep liquids away from sockets.
Steps
Look at the new words. Can you say each one?
Pour water on a pile of sand and a pile of rocks. Watch how the water flows differently.
Draw a picture of what you observe.
Share your results with a partner.
Check Your Understanding
Question 1
1 of 3What is soil made of?
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?
How Sand Is Made
Run the experiment. Find out what really happens.
Full screen — no distractions
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