Six years of teaching high school (grades 9 - 12) Biology, Chemistry, Genetics, and Physical Science to low-income, high-risk student populations, and three years of teaching gifted and talented middle school (grades 6 - 8) general engineering and forensics, and two years of teaching all levels of middle school (grades 7 & 8) biomedical engineering, forensics, maritime engineering, SeaPerch, and robotics.