This is an introduction on day 1 for students to learn what it takes to have a solid retirement.  It walks them through how much they would need to save monthly starting at 25, 35, 45, and 55 with the goal of a million dollars by 65.  Use it as a way to get students excited about the course and a stock project if you run one.  Topics include compound interest, savings rates, and time value of money using real world material.