Word World Episode 20 - Back on Track/The Rainbow Birthday Cake >It is Frog’s birthday, and Duck wants to make him a big, beautiful birthday cake frosted in the colors of the rainbow. Such a cake requires many cans of frosting, and Duck learns Pig can’t just throw cans anywhere. They MUST be recycled or reused. In WordWorld, recycling means using the letters in a discarded word to make other words, such as candle which is just what Duck needs for Frog’s cake! Build a Word: "CANDLE"