When the rubber band unwinds and the axle spins it transforms the potential stored energy into kinetic energy or motion.
Wood rubber band car designs.
Wind the rubber band around the axle.
2 straws this will be the frame of the car.
The energy generated from the rubber band snapping back into shape is enough to power this small car.
Adult supervision is recommended for children under 10.
Legos cardboard and other household items are used.
This rubber band powered car is an awesome engineering activity for your next stem project time.
These are recycled paper staws.
Other designs of rubber band cars instead of cardboard the cars can use a variety of lightweight materials for the chassis such as lego balsa wood light plastic container cereal box or foam board.
Plus it s even more fun if you can make a car go without just pushing it or by adding an expensive motor.
Rubber bands can inflict pain if mishandled.
Loop the loose end of the rubber band over the catch.
Here are the items needed for your diy race car and the step by step directions for making a diy rubber band racer.
6 rubber band car designs use a body axle and wheels to teach potential and kinetic energy.
4 toothpicks or wooden skewers.
Build a rubber band car what you need.
Kids love building things that move.
Our rubber band racecar kit comes with everything you need to build a rubber band car.
I ll include affiliate links to find what you need on amazon as well.