Now place the cd on the washer.
Rubber band car with cd wheels.
Finally to give your wheels added traction attach rubber bands around the cd wheels four on each wheel.
Build a rubber band powered car.
I ve made these cars with groups of kids at library programs several times and it s always lots of fun.
Fit rubber band chain through the holes in the middle of tube.
Do this by stuffing a piece of sponge into the hole in the middle of the cd then using tape to secure the cd and prevent it from wobbling.
This is an easy to make rubberband car using a paper towel tube for the body.
Use the rubber band s on the dvd wheels for traction if needed no limit on the rubber band.
To wind up the car hold the car with the back axle toward you and turn the front wheels counterclockwise.
Then place a washer on the screw.
2 thread spools long piece of thing wood 4 cd s 2 screws 2 washers and 2 bolts.
Tie 2 rubber bands together.
Once the hole is drilled you will place the toothpick ends the point that you cut off to make a peg see picture below.
The peg will help when winding up the rubber band car to make it go.
The materials required for this task are.
You ll need a paper towel tube two old cds a couple of pencils o.
Push rubber down to one end of the tube.
Or like gary says above use rubber cement.
Then get 4 cds and glue a wooden spool to one side of each cd and a button to the other side.
Tie remaining rubber band tightly around the push pins.
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 holes in the wheels will be drilled just large enough for the toothpick to fit snug.
In this video tutorial viewers learn how to make a toy car with cd wheels.
I bet you could make a pretty tough torsion spring out of a bicycle tube rubber a heavy map tube cardboard.
If the wheels.
Then add another washer and secure it by screwing on a bolt.
Rubber bands are a convenient and effective way to teach energy transformation and this rubber band car makes that lesson a blast.
Then you could have one for the car and one for the ballister to shoot at the car with.