The trainees are back and they're making tracks! Honk your horns for the return of Koko, Wilson, Brewster, and the rest of the Chug Patrol gang! Chuggington is a special place where train engines come to life. Each episode is colorful and loaded with humor and action, along with appropriate social-emotional development content for children aged 3 to 6 and beyond. It’s a train-tastic time!