Follow the adventures of Koko, Wilson and Brewster, three engines-in-training learning to ride the rails of life to become full-fledged chuggers.

Chuggington follows the humorous adventures of Koko, Wilson, and Brewster, three trainee engines each with their own unique personality. Rounding out Chuggington's cast of characters is a modern, colorful fleet of engines including Puffer Pete, Action Chugger, and Frostini, who help the trainees learn important lessons like cooperation, perseverance, and respect. Throughout each traintastic episode, the trainees embark on different adventures where they learn to ride the rails of life and explore Chuggington, a safe and exciting world. Each episode is designed to teach simple yet important, social and emotional lessons that help preschoolers prepare for their early learning years.—Ludorum