|Two young ladies work hard to make sure their model runs correctly before they go to break.
|Students manage to concentrate in the heat of the summer as Jon uses the computer to teach an excercise.
|Jon and Kirstin make sure that the days tasks are understood so that they can move on with the lesson.
|Monte makes sure the students know chat ettiquette.
|Two students follow along as Kirstin begins to show them how to use a STELLA model.