Mighty Machines: Big Wheels Rollin'

"Keep on trucking with this collection of four Mighty Machines episodes that are sure to fascinate and educate curious youngsters. From the cement yard to the truck factory and the open highway, these massive machines help to keep our roads paved and our skyscrapers rising. After watching as a truck is assembled in the factory, watch as a giant truck transforms into a thrilling amusement park ride."