Lesson 16 of 84 · Sink and Float

Simulation⭐ 30 XP

Mud, Sand, and Clay

🧪Lab Brief #16

Sink and Float.

🎯 Your mission

Push the limits. See what changes.

⚡ The twist

Nature loves to surprise the careful watcher.

🤯

Mind = Blown

🔬 The more you look, the more nature shows you.

🔮

Make a hypothesis first

Before you start: write down what you think will happen, and why.

What You'll Learn

Sand is made of tiny pieces of rock. It feels rough and gritty.

Key Words

soft
sticky

Steps

Step 1 — Read

Have a grown-up read about Sink and Float to you.

Step 2 — Do

Drop a rock and a feather into water. Which one sinks? Which one floats?

Step 3 — Observe

Look closely! What do you see?

Step 4 — Record

Draw a picture of what you learned today.

Check Your Understanding

Question 1

1 of 3

Is a ball hard or soft?

How sure are you going to be?😐 maybe

🌍

Where you see this in real life

This shows up in your everyday life more than you'd think.

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Stretch Challenge

Try this in real life this week.

Try one experiment in real life this week — even a tiny one.

👨‍👩‍👧

For the dinner table

“What's the most surprising thing you learned today?”

🎯

Next Smart Experiment

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

⚡Share card

Share this experiment

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

🖨️

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