As all educators realize at some point in their careers, the best way to learn something is to teach it. This is also an excellent way to demonstrate a sound understanding of a topic. So, when the authors’ physics students spent time teaching at local elementary schools, they also enjoyed a nontraditional form of assessment and improved contact between the high school and district elementary schools. In addition, the project helped the high school students understand the material at a different level, one that takes a lot of work and patience.