Daniel H.

I taught high school science for 18 years and hold a California Single Subject credential in Chemistry, Physics, and Biological Sciences. Before teaching, I worked as a quality-control lab analyst running chromatography and spectroscopy, so I teach chemistry the way it’s actually used, not just how it’s tested. My approach: I find out exactly where you’re stuck, explain the idea in plain language, then work through problems with you until you can do them on your own. I break big topics like s…