4M Tin Can Cable Car Kit introduces the basics of mechanical engineering and renewable materials in a fun, hands-on! Explore the exciting worlds of mechanical engineering and green science with this 4M Green Science Kit. Assemble the cable car using a recycled soda can, then string the cable between two points and watch the car make its ascent. This kit contains all the parts necessary to assemble one cable car. Requires one soda can, a screwdriver, and two AAA batteries. Detailed instructions included. Recommended for ages 8 and up.