Prabhnoor Singh asked "could you make a self propelled car using rubber bans to wind up the car as well as the propeller (dual powered)" so I dug out my old fan driven car which was originally an ordinary axle driven car and connected up both options. If
![[PART 1] How to make a rubber band powered plane with paper (fuselage and propeller assembly)](https://cdn.mycrafts.com/i/1/9/100/part-1-how-to-make-a-rubber-mA69-m.jpg)
