What is the difference between a rubber-band drive and a friction drive? How does a balloon drive or bending rod drive work? Give students a glimpse of how different drives work. Durable vehicle features functional steering and suspension. Build 8 different models: vehicle with steering, balloon drive, bending rod drive, wind drive, off-road truck, buggy with pullback motor, rubber-band motor, and trike with pullback motor. Includes a comprehensive instruction manual with background information and teaching suggestions.