The rubber band unwinds to regain its former configuration spinning the axle and propelling the car forward in the process.
Rubber band car instructions.
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.
This rubber band car tutorial comes right out of the pages of one of my new books rubber band mania.
Rubber bands can inflict pain if mishandled.
Build a rubber band car what you need.
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.
Hence the more the winds of the rubber band the faster and longer your drive.
Adult supervision is recommended for children under 10.
It s a thicker cardboard and will definitely hold up better.
Our rubber band racecar kit comes with everything you need to build a rubber band car.
Attach it to the car opposite the notch.
The energy generated from the rubber band snapping back into shape is enough to power this small car.
Finally run a chain of rubber bands from one end of the cardboard tube to the other and secure it with a paper clip.
Decide how you will attach the rubber band.
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.
This is an easy to make rubberband car using a paper towel tube for the body.
I ve made these cars with groups of kids at library programs several times and it s always lots of fun.