I'm | Andrew G. from marietta PA. If you are interesting in improving your English skills, please contact me. ... contact me
Originally from Maryland and educated in Virginia, I've found my permanent home in central Pennsylvania. I've been a private high school science teacher since 2001. I LOVE seeing the imaginary light bulb above a student's head light up with recognition and understanding. I prefer to use simple real world models and analogies to explain complex chemical concepts and phenomena, but I'm willing to offer the brutal, technical explanations when requested.I have a B.S. in chemistry from my undergr