How Do You Build Rubber Band Powered Car?
Build this rubber band car from things already around the house. This rubber band powered car has a cardboard body, thumbtack wheels, and axles from a pen’s ink tube. The whole project can almost be done for for free (or perhaps just a little money). Step 1 Remove the ink tube from inside a pen. The best ink tubes to use are standard diameter and transparent. Blow the ink out into a paper cup to be thrown away. Carefully (without getting ink on anything) transfer the tube to the sink and allow a trickle of water to rinse through and down the drain until there is no more ink. Run a pipe cleaner through with dish soap to remove any remaining ink. Step 2 Get a 1 1/2 by 1 inch piece of cardboard (unbent) that is cut so that the 1-inch corrugations are running side to side across what will become the body of the car. If these corrugations are not lined up properly, the car will not roll straight since the axles will run through these corrugations. To better see corrugations, lay a crayon fl
