A Duck's Tale After meeting a skunk for the very first time, Quack discovers a surprising flaw in duck design. The kids are playing a game. They can't see the thing, but they have to guess what it is - by smelling it!. They also take a walk around the city to find more smells. "Try going on a smelling adventure. Just follow your nose." Quack's Tracks On the first snowy day of winter, Peep loses Quack, learns about footprints, and builds a snow duck. Otis the dog walks right in the paint and across a big picture the kids are making. This gives the kids an idea. "Try making your own kind of tracks."