To start click on a teacher to learn about her. Then click on the door to enter the CS classroom. Once you are inside of the classroom click on any of the flashing characters. Hit the space bar to return to the main classroom. Press the up arrow to start the end of the presentation. The first up arrow shows uses of Python, and the second up arrow discusses the 8 queens problem. Hold the right arrow key during the 8 queens problem algorithm to end the presentation.