While you can certainly use a paper towel tube for your car i chose a sturdier tube that came from a box of aluminum foil.
Elastic band car instructions.
Rubber bands can inflict pain if mishandled.
A stretched rubber band is a great source of elastic potential energy.
2 straws this will be the frame of the car.
We used a craft stick for this.
4 toothpicks or wooden skewers.
Hence the more the winds of the rubber band the faster and longer your drive.
Next wrap 2 rubber bands around each cd to make an x shape and attach the cds to the car by sliding the wooden spools onto the dowels.
These are recycled paper staws.
Adult supervision is recommended for children under 10.
Wrap the rubber band around the rear axle.
A quick google search for rubber band car project yields tens of thousands of results so why reinvent the rubber band powered wheel the top results show cars with small wheels without traction or cd wheels which are difficult to attach to an axel both of.
The rubber band unwinds to regain its former configuration spinning the axle and propelling the car forward in the process.
Aiden has broken the wheels off of the car several times and i ve had to reglue them.
Finally run a chain of rubber bands from one end of the cardboard tube to the other and secure it with a paper clip.
Depending on the length of your car you may need two rubber bands.
This rubber band car tutorial comes right out of the pages of one of my new books rubber band mania.
I cut a slit in the top of the.
We needed two attach the rubber band to a fixed position at the front of the car.
On twisting the rubber band around the axle you are storing potential energy in it that gets transformed into kinetic energy when you let it go.
I ll include affiliate links to find what you need on amazon as well.
Here are the items needed for your diy race car and the step by step directions for making a diy rubber band racer.
When released that energy is converted to kinetic motion energy.
The energy generated from the rubber band snapping back into shape is enough to power this small car.