Hi, my name is Jim and I was a high school science teacher for the past twenty years....I have experience teaching chemistry, chemistry 2, physics, biology, physical science and earth science all at the high school level and I love science. I recently retired from my position at a high school with 600-800 students. I have mainly taught classes in chemistry and physics but have taught biology in the past. Some of my most rewarding moments over the years have come when assisting students in...