Animation in which the trains learn new skills and life lessons. The chuggers learn about being efficient by cleaning up litter and making sure it gets recycled.
Animated adventures with the trains that think, talk and don't need drivers. Koko, Wilson and Brewster learn new skills and life lessons on their quest for different badges.
The chuggers learn about being efficient when they work towards earning their Clean Up badges. They must clean up litter and then make sure that the litter gets recycled. The chuggers attempt different methods, some of which are fast and others which are more efficient.