How Sand Is Made

Lab Brief #8

🎯 Your mission

Set it up. Test it. Be amazed.

⚡ The twist

The slowest changes are the biggest ones.

What you'll learn

Sand at the beach was once big rocks that broke down over millions of years.

Key words

rock
A hard, solid piece of the Earth made of minerals.

Make a hypothesis first

Predict: which will erode faster?

Say your guess out loud — then find out if you were right.

Get ready

🧰 What you need

rocks
sand
water

⚠️ Safety first

Mop up spills straight away so nobody slips, and keep liquids away from sockets.

Step 1 of 4 · Read

Look at the new words. Can you say each one?

Step 2 of 4 · Do

Pour water on a pile of sand and a pile of rocks. Watch how the water flows differently.

Step 3 of 4 · Observe

Use your senses to describe what you notice.

Step 4 of 4 · Record

Write 1-2 sentences about what happened.

Question 1 of 3

What is soil made of?

How sure are you?😐 maybe

Question 2 of 3

What is a volcano?

How sure are you?😐 maybe

Question 3 of 3

What are the three types of rocks?

How sure are you?😐 maybe

Mind = blown

🪨 Every grain of sand on every beach used to be a mountain.

Nice work!

You got 0 of 3 right.

Next: Sorting Rocks All lessons

🎯

Next Smart Experiment

We'll pick an experiment that matches exactly how you're thinking right now.

✨ More to explore

🌍 Where you see this in real life: This is shaping the ground you walk on, slowly, every single day.

🏆 Stretch challenge (try it 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?”

🌎Share card

Share this experiment

Send it to a parent who's looking for a 10-minute kitchen science win.

How Sand Is Made

Next Smart Experiment

Share this experiment

How Sand Is Made

Done with science? Try something else

Your Cart (0)