Lesson 30 of 84 · Sink and Float

Lesson⭐ 30 XP

Smell and Tell

🧪Lab Brief #30

Sink and Float.

🎯 Your mission

Master the concept. Use it tomorrow.

⚡ 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

Butter melts on warm toast because heat changes solid butter to liquid.

Key Words

big
solid

Steps

Step 1 — Read

Ask a grown-up to explain today's topic: Sink and Float.

Step 2 — Do

Pour water into different containers. Does the water change shape?

Step 3 — Observe

Draw a picture of what you see.

Step 4 — Record

Share what you learned with someone!

Check Your Understanding

Question 1

1 of 3

What happens when you mix colors?

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.

🏆

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.

🖨️

Checkout complete lesson on Sink and Float for Pre-School

Get the full Sink and Float track as a printable PDF — all lessons, worksheets, and answer keys.

View in Shop

Done with science? Try something else

🎮Science Games 🔢Math 📖Flashcards 🖨️Print Worksheet 💻Coding 🛍️Shop 🎲I'm Bored