He is in his eighth year of teaching, and instructs courses in physics, chemistry and environmental science to his 10th-12th grade students. He understands the importance of STEM education, a global perspective and literacy skills for today’s students to be college and career ready. Clark holds Florida State certifications to teach math, physics, chemistry, earth space science and social studies. He is also certified as a content area reading teacher. He has served as the Science Olympiad coach, where he led Deltona High School’s team to the state finals, and the Science Fair coach.