|1. Print data table and copy graph outlines on page 27 of your textbook.
2. Obtain a pill bug from your teacher and place it in a small container.
3. Observe your pill bug to determine whether or not it has an orderly structure. Record your answer in the date table.
4. Using millimeters, measure and record the length of your pill bug in the data table.
|5. Using your data and data from your classmates, complete the graph "Pill Bug Length: Classroom Data."
6. Gently touch the underside of the pill bug with a dull pencil point. It may be necessary to gently flip the pill bug over with the pencil to get at its underside.
CAUTION: Use care to avoid injuring the pill bug.
7. Note its response and time, in seconds, how long the animal remains curled up. Record the time in the data table as Trial 1.
|8. Repeat steps 6-7 four more times, recording each trial in the data table.
9. Calculate the average length of time your pill bug remains curled up in a ball.
10. Post your data in the table below.
11. Return the pill bug to your teacher.
CAUTION: Wash your hands with soap and water after working with pill bugs.