When Rivers Flood

Lab Brief #1

🎯 Your mission

Predict it first. Then prove yourself right (or wrong).

⚡ The twist

Nature loves to surprise the careful watcher.

What you'll learn

A flood happens when too much rain falls and water overflows rivers and streams.

Key words

rain
Water drops that fall from clouds down to the ground.
river
A large natural stream of water that flows across the land.

Make a hypothesis first

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

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

Get ready

🧰 What you need

water
plastic tray

⚠️ 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

Make a mini water cycle: put warm water in a bowl, cover it with plastic wrap, and place an ice cube on top. Watch what happens.

Step 3 of 4 · Observe

Look for something that changed. What is it?

Step 4 of 4 · Record

Circle the correct answer on your worksheet.

Question 1 of 2

What makes rain?

How sure are you?😐 maybe

Question 2 of 2

What happens when the sun heats water?

How sure are you?😐 maybe

Mind = blown

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

Nice work!

You got 0 of 2 right.

Next: Erosion Shapes Land 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 shows up in your everyday life more than you'd think.

🏆 Stretch challenge (try it 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?”

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When Rivers Flood

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