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Lesson 78 of 84 · Life Cycles

Experiment30 XP🌿 Wild Jungle

Body Parts That Help (Part 3)

🧪Lab Brief #78

Life Cycles.

🎯 Your mission

Run the experiment. Find out what really happens.

⚡ The twist

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

🤯

Mind = Blown

🦠 You have more bacterial cells in your body than human cells.

🔮

Make a hypothesis first

Guess: how does the body solve this problem?

What You'll Learn

Animals use their body parts to survive: sharp claws catch food, thick fur keeps them warm, and long legs help them run fast.

Key Words

Tap a word to see its definition.

Materials Needed

  • ruler
  • magnifying glass
  • paper towels
  • markers
  • tape
  • small pots

Safety First

  • Be careful with scissors — ask an adult for help if needed.
  • Do not look directly at the sun or bright lights.
  • Clean up spills immediately to prevent slipping.

Steps

Step 1Read

Read the introduction. What is this lesson about?

Step 2Do

Draw the life cycle of a butterfly: egg, caterpillar, chrysalis, butterfly. Label each stage.

Step 3Observe

Look for something that changed. What is it?

Step 4Record

Circle the correct answer on your worksheet.

Check Your Understanding

Question 1

1 of 3

What is a habitat?

🌍

Where you see this in real life

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

🏆

Stretch Challenge

Try this in real life this week.

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

👨‍👩‍👧

For the dinner table

Tell me something you noticed about your own body today.

🎯

Next Smart Experiment

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

🧲Share card

Share this experiment

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

🖨️

Checkout complete lesson on Life Cycles for 2nd Grade

Get the full Life Cycles track as a printable PDF — all lessons, worksheets, and answer keys.

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Body Parts That Help (Part 3) — Life Cycles | 2nd Grade Science | LittleActivity