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Lesson 20 of 84 ยท Ecosystems

Lessonโญ 30 XP๐ŸŒฟ Wild Jungle

Desert Survival Adaptations

๐ŸงชLab Brief #20

Ecosystems.

๐ŸŽฏ Your mission

Learn the rule. Then catch nature using it.

โšก The twist

What the body does in one minute is wilder than any cartoon.

๐Ÿคฏ

Mind = Blown

๐Ÿฆ  You have more bacterial cells in your body than human cells.

๐Ÿ”ฎ

Make a hypothesis first

Guess: how does the body solve this problem?

What You'll Learn

Biomes are large regions with similar climate, plants, and animals. Major biomes include tropical rainforest, desert, grassland, tundra, and temperate forest.

Key Words

  • photosynthesis
  • vertebrate
  • invertebrate

Steps

Step 1 โ€” Read

Study the diagram and label the parts you recognize.

Step 2 โ€” Do

Set up a composting experiment: place food scraps in one sealed bag and leaves in another. Observe decomposition over two weeks and record changes.

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 a food web?

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Where you see this in real life

Your own body is doing this thousands of times every second.

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Stretch Challenge

Try this in real life this week.

Find one thing about your body that's different from a friend's. Wonder why.

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.

๐Ÿ”ฌShare 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 Ecosystems for 3rd Grade

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

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