...I have taught geometry for over 40 years in High School and College and have written test question for the SAT. Prealgebra is not only a theoretical tool for analyzing and describing mathematical relationships, it is also a powerful tool for the mathematical modeling and solving of real-world pr... (read more)
...My background:
I have certified with Chemistry and Mathematics. I have some experience with activity clubs for Math and Science program in my community college years. Moreover, during my activity club years, I made a lot of friends, help others who are struggling with their Chemistry and Mathematics courses. (read more)