If you took a dog for a walk, you might come home and tell your neighbor where you went and how long it took. That would be a story of your motion. Another way to tell that same story is by recording the sequence of your positions and time on a graph. In this activity, you will walk a dog using a computer model, and in the process make a graph. Then, you will make a graph that will take a dog for a walk. Woof! Please go on to the next page.

Chico the Airedale Terrier often gets walks to the park to play with his dog friend Angie, a Chesapeake Bay Retriever. The park is in the center of town. Chico lives five blocks to the East of the park and Angie lives three blocks West of the park. Another popular destination for dogs, the Town Forest, is located five blocks West of the park.

Take Chico for a walk and see how he can make a graph! Click Walk the Dog and use your mouse or pen to walk Chico along the road and see how his motion is graphed below. After you have drawn a graph, you may Play the walk and Reset and Play again, then Clear it and draw another.

Experiment with the system, making Chico go fast and slow and stand still. Then, write a very simple dog walk story below and make a graph that shows the story and Submit your graph and story. Answer the questions that follow.