Materials Suggested
□ Power: Latex balloons □ Car body: Plastic bottle, plastic cup, cardboard □ Wheels: CDs, bottle caps, empty rolls of tape □ Axles: Wooden pencils, skewers □ Other materials: plastic straws, glue, tape, paper clips, scissors, rubber bands Engineering Design Constraints
1. The car must be propelled forward by the air escaping the balloon. 2. The car must be sturdy and not fall apart when in use. 3. The car must travel at least five feet. 4. The car must travel in approximately a straight line. Design Considerations
Have you ever blown up a balloon and let it go? The air rapidly escapes the balloon making it fly away. Your challenge is to harness this energy to propel a car forward!
The balloon-powered car has three main parts:…
