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Lesson 23 of 84 ยท Ecosystems

Lessonโญ 30 XP๐ŸŒฟ Wild Jungle

The Butterfly Life Cycle

๐ŸงชLab Brief #23

Ecosystems.

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

Coral reefs are underwater ecosystems built by tiny coral animals. They support an incredible diversity of marine life including fish, sea turtles, and invertebrates.

Key Words

  • mutation
  • natural selection

Steps

Step 1 โ€” Read

Read the introduction and identify the main idea of this lesson.

Step 2 โ€” Do

Collect and classify 10 organisms from your yard into kingdoms, phyla, or groups. Use a dichotomous key if available.

Step 3 โ€” Observe

Watch carefully for any changes and note the time.

Step 4 โ€” Record

Create a data table to organize your measurements.

Check Your Understanding

Question 1

1 of 3

Why do some birds migrate?

๐ŸŒ

Where you see this in real life

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

๐Ÿ†

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€

๐ŸŽฏ

Next Smart Experiment

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

๐ŸŒก๏ธShare 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 7th Grade

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

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