The tunnel is pitch black. Since Azul has no whistle to warn other trains, Dora uses a flashlight from her Backpack to see, and they all whistle together to let other trains know they are coming.
Dora and Boots decide to help Azul enter the . The first train to reach the Big Yellow Station will win a brand-new, shiny whistle. Their journey follows three main steps: The tunnel is pitch black
Despite the delay, Azul pushes forward and crosses the finish line at the Big Yellow Station first. He finally receives his very own whistle, proving that even a little train can do big things. The first train to reach the Big Yellow
In the episode " Choo-Choo! ", Dora and her best friend Boots visit the train station where they meet , a little blue train. Azul is sad because he is the only train without a whistle, and the bigger trains, Big Red and Big Green, often make fun of him for it. In the episode " Choo-Choo
Watch how Azul overcomes obstacles like missing tracks to win the big race:
Azul needs a boost to climb the steep tracks. Dora and the viewer help him by cheering "C'mon, Azul!" to give him the power to reach the top.