Drive the red truck and collect spheres to increase the length of the trailer chain. Try to deliver the longest trailer chain possible to the delivery target pointed at by the yellow arrow.
Your final score will be based on the amount of trailers and time you take to deliver.
Your trailer chain will get shortened if any of the trailer hits a building or the truck cabin hits any of the trailers.
If the truck hist any building you lose.
If you tip the truck over you lose.