This rubber band car tutorial comes right out of the pages of one of my new books rubber band mania.
Rubber band car wheels.
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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.
How to make a rubber band powered car if you like this video please subscribe to our channel.
Tape one end of a rubber band to the cardboard at the end opposite the axle.
This rubber band powered car is an awesome engineering activity for your next stem project time.
Kids love building things that move.
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Turn the axle several times.
The more you wind the rubber band around the axle the more energy can go to your car s wheels and the faster and farther it will go.
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.
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Make the second wheel the same way.
Rubber bands are a convenient and effective way to teach energy transformation and this rubber band car makes that lesson a blast.
The wheel and axle should now rotate together.
It s a thicker cardboard and will definitely hold up better.
Then get 4 cds and glue a wooden spool to one side of each cd and a button to the other side.
The rubber band can slip relative to the wooden axle preventing the wheels from spinning.
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.
There are lots of creative rubber band car ideas but you definitely need a rubber band and a way to wind it up.
Attach the rubber band.
You ve given the rubber band potential stored energy.
Plus it s even more fun if you can make a car go without just pushing it or by adding an expensive motor.