53
Lesson 53 of 84 · What Living Things Need
ExperimentAnimals That Camouflage (Part 2)
What You'll Learn
Earthworms help soil by digging tunnels that let air and water reach plant roots.
Key Words
- pollination
- insect
Materials Needed
- labels
- seeds
- soil
- cups
Safety First
- Dispose of materials properly after the experiment.
Steps
Step 1 — Read
Read and learn: Earthworms help soil by digging tunnels that let air and water reach plant roots.
Step 2 — Do
Sort, group, or arrange the items as shown.
Step 3 — Observe
Look for something that changed. What is it?
Step 4 — Record
Circle the correct answer on your worksheet.
Check Your Understanding
Question 1
1 of 3What does a caterpillar turn into?