In this self-reflection report, the author discusses teaching a lesson on wind energy at a secondary school. They began by preparing the classroom and greeting the students. The lesson included an introduction to wind power, definitions of horizontal and vertical axis turbines, how each works, and their advantages and disadvantages. Videos and pictures were used to illustrate the concepts. At the end, the students completed a worksheet with questions about the lesson. The author's email was provided for any follow up questions.