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Balloon Car

Goals for Balloon Car Activity

Goal: Make a car that goes 4 feet.

 (Make sure forces are not pushing your car backwards!)

 New Words:

  • Axle – Connects 2 wheels
  • Force – pushes and pulls that move and stop things.


  • Uninflated Balloon
  • Plastic Straw
  • Toothpicks
  • Plastic Toy Wheels

Estimated Time: 20 minutes

Challenge for Balloon Car Station:

Make your successful car as cheap as possible!

Cost of parts:

  • What is the cost of your first design?
  • What is the cost of your final design?
  • List the price of the parts that are no longer on your car.

If you want to share your work, you can upload a document, picture, or PDF file below!

Upload your picture here.