I used to be a teaching assistant of general/organic chemistry at Purdue University for three years, including homework, recitation, and exam teaching. During my five-year PhD study, I have tutored many college courses, like general chemistry/math/physics, especially organic chemistry. My students are from different backgrounds, chem/chem engineering, biology/engineering, nursing, veterinary, food science/tech, human science, economy, medical management and so on.

I was born in China, and ...