Earthworms Help the Soil

Lab Brief #5

🎯 Your mission

Set it up. Test it. Be amazed.

⚡ The twist

Every species solves the same problem differently.

What you'll learn

Earthworms help soil by digging tunnels that let air and water reach plant roots.

Key words

roots
The plant parts that hold it down and soak up water.

Make a hypothesis first

Before you watch: what do you think it'll do?

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

Get ready

🧰 What you need

seeds
water

⚠️ Safety first

Never look directly at the Sun or into a laser, even briefly.
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

Plant two seeds: put one in sunlight and one in a dark closet. Water both the same amount each day.

Step 3 of 4 · Observe

Watch carefully. What happens?

Step 4 of 4 · Record

Draw and write about what you learned.

Question 1 of 3

What do worms do for the soil?

How sure are you?😐 maybe

Question 2 of 3

What do plants make from sunlight?

How sure are you?😐 maybe

Question 3 of 3

Which part of a plant takes in water?

How sure are you?😐 maybe

Mind = blown

🐙 An octopus has 9 brains and 3 hearts.

Nice work!

You got 0 of 3 right.

Next: What Roots Do All lessons

🎯

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✨ More to explore

🌍 Where you see this in real life: Your own body is doing this thousands of times every second.

🏆 Stretch challenge (try it this week): Find one thing about your body that's different from a friend's. Wonder why.

👨‍👩‍👧 For the dinner table: “Tell me something you noticed about your own body today.”

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Earthworms Help the Soil

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