8302-07-10-15-10. Step 2: Observe the earthworms.

8302-07-10-15-11. Step 3: Measure the earthworms.

8302-07-10-15-12. Step 4: Determine how the earthworms respond to dry conditions.

8302-07-10-15-13. Step 5: Give the earthworms a rest.

8302-07-10-15-14. Step 6: Determine how the earthworms respond to odor.

8302-07-10-15-15. Step 7: Clean up the lab.