This rubber band powered car is an awesome engineering activity for your next stem project time.
Rubber band car pictures.
The best rubber band car.
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.
Kids love building things that move.
The video below shows a thirty foot run would have been longer but the trans.
Rubber bands are a convenient and effective way to teach energy transformation and this rubber band car makes that lesson a blast.
The rubber band unwinds to regain its former configuration spinning the axle and propelling the car forward in the process.
To make a rubber band car start by inserting 2 dowels through a cardboard tube 1 at each end for the axles on your 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.
There are lots of creative rubber band car ideas but you definitely need a rubber band and a way to wind it up.
This rubber band car tutorial comes right out of the pages of one of my new books rubber band mania.
Rubber bands are a convenient and effective way to teach energy transformation and this rubber band car makes that lesson a blast a quick google search for rubber band car project yields tens of thousands of results so why reinvent the rubber ba.
Then get 4 cds and glue a wooden spool to one side of each cd and a button to the other side.
It s a thicker cardboard and will definitely hold up better.
Plus it s even more fun if you can make a car go without just pushing it or by adding an expensive motor.
How to make a simple car with rubber band.
Long distance rubber band car.
It will take a little engineering to get your vehicle working challenge yourself to see how far your car can go.
Because the rubber bands in this tricycle style assembly rotate in the same axis as the wheel it is possible to rotate the drive wheel dozens of times per rubber band.