How Do You Design A Rubber Band Powered Car?
The elastic band is a simple object that, when stretched, stores a lot of energy, which is released as the elastic returns to its original shape. That energy can be used to shoot the elastic, or to power a toy car. This is what makes a rubber-band-powered pull-back car work. You can harness that power to design your own rubber band powered toy car with only a few hours’ work and some household materials. Brainstorm the design of your car. Think about how you want the base to look, and draw a rough diagram on a sheet of paper. Draw and design the base for your car. You can make the base any size or shape that fits your design, but make it at least 3 1/2 inches wide by 6 inches long. Mark the center of the back of the car. Draw a 1/2-inch-wide notch at the rear of the base, that extends about 1 1/2 inches toward the front. Cut the car base, and notch, out of the cardboard. Flip over the car base and glue the two straws to the bottom. Place one straw toward the front, and the other toward
