Experiment with the various choices for body, size, wheel size, etc., and then take each combination for a drive on a virtual racetrack to test the car for speed and distance. Once you re satisfied with your car s speed and performance, follow the directions to build a real balloon car from a clean milk carton, empty thread spools, straws and a balloon. Reviewer's Comments ZOOM Balloon Car offers a fun mix of computer activities and real-world model building.
Kids can test and discard a variety of combinations before tackling the real thing.