Materials List:
Grading Congestion:
Modeling and Analyzing Traffic Congestion
Modeling and Analyzing Traffic Congestion

- 2 ropes (50 ft for inner ellipse and 70 ft for outer ellipse)
- 25 cones or other materials to form a track (see Figure 1 for track shape and dimensions)
- tape measure or measuring wheel
- 2 stopwatches
- paper and pencil
- calculator
- Grading Congestion Worksheet, one per student