75

Lesson 75 of 84 ยท Habitats

Lessonโญ 30 XP๐ŸŒฟ Wild Jungle

How Trees Make Oxygen (Part 2)

๐ŸงชLab Brief #75

How Trees Make Oxygen (Part 2).

๐ŸŽฏ Your mission

Understand the idea. Then look for it everywhere.

โšก The twist

Every species solves the same problem differently.

๐Ÿคฏ

Mind = Blown

๐Ÿ™ An octopus has 9 brains and 3 hearts.

๐Ÿ”ฎ

Make a hypothesis first

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

What You'll Learn

All living things share basic characteristics: they grow, reproduce, respond to their environment, and need energy to survive. Plants make their own food through photosynthesis, while animals must eat other organisms.

Key Words

  • community
  • environment
  • nutrients

Steps

Step 1 โ€” Read

Review the background information on Habitats before starting.

Step 2 โ€” Do

Create a detailed food web for a local ecosystem. Include at least 8 organisms and use arrows to show energy flow from producers to top predators.

Step 3 โ€” Observe

Compare the before and after states.

Step 4 โ€” Record

Write your conclusion: did the results match your hypothesis? What would you change next time?

Check Your Understanding

Question 1

1 of 3

What is the main source of energy for most food chains?

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Where you see this in real life

This is why plants grow toward windows and why scabs form.

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Stretch Challenge

Try this in real life this week.

Watch a plant or pet for 5 minutes today and write down what you noticed.

๐Ÿ‘จโ€๐Ÿ‘ฉโ€๐Ÿ‘ง

For the dinner table

โ€œTell me something you noticed about your own body today.โ€

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Next Smart Experiment

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

๐ŸงฒShare card

Share this experiment

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

๐Ÿ–จ๏ธ

Checkout complete lesson on Habitats for 3rd Grade

Get the full Habitats track as a printable PDF โ€” all lessons, worksheets, and answer keys.

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How Trees Make Oxygen (Part 2) โ€” Habitats | 3rd Grade Science | LittleActivity | LittleActivity