Ro-ro (roll-on/roll-off) ships facilitate the transport of wheeled cargo such as cars, trucks, and trailers

http://edwinjnhq844.iamarrows.com/tech-savvy-kiddos-exploringdiscoveringchecking-out-robotics-in-educationtrainingschoolingeducation-and-learninginstruction-1

Ro-ro (roll-on/roll-off) ships facilitate the transport of wheeled cargo such as cars, trucks, and trailers