Tape one end of a rubber band to the cardboard at the end opposite the axle.
Rubber band car wheels.
Wrap the unattached end of the rubber band over the catch.
The wheel and axle should now rotate together.
Kids love building things that move.
The rubber band can slip relative to the wooden axle preventing the wheels from spinning.
You ve given the rubber band potential stored energy.
It s a thicker cardboard and will definitely hold up better.
Even if the wheels do spin there might not be enough friction with the ground causing them to spin in.
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.
When the rubber band unwinds and the axle spins it transforms the potential stored energy into kinetic energy or motion energy.
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.
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.
Turn the axle several times.
How to make a rubber band powered car if you like this video please subscribe to our channel.
Bqlzr black front rear pentagram plastic wheel rims high grip rubber tires tyres for rc 1 10 off road car buggy pack of 4 3 8 out of 5 stars 156 16 35 16.
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.
Then get 4 cds and glue a wooden spool to one side of each cd and a button to the other side.
This rubber band car tutorial comes right out of the pages of one of my new books rubber band mania.
This rubber band powered car is an awesome engineering activity for your next stem project time.
Elektronomia the other side ncs release https yout.
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.