There are numerous instances in mathematics where common errors occur. In my opinion, the most frequent in my career occurred when 0 divided a number. Division by 0 occurs in elementary mathematics, coordinate geometry (finding slope) and calculus (finding limits). Explaining ...
I still remember a comment made to me by an English teacher, Mr. Hook, when I was attending Mission High School. Mr. Hook said, “Leo, you have an innate ability to get people to do what you want, but they believe that they made the decision to act.” Incredibly, this occurre...
During my career, I had to prepare my students for number sense, calculator applications and mathematics. Trying to find time for all three was difficult, but I managed to do it because of the way I organized my lesson content. This became evident several months ago, when I was a...
During my teaching and coaching career, I have been told by the students in my classroom and by those I prepare for competitive mathematics that they learn many more concepts from me than from their other teachers or coaches in the same amount of time. Since I self-analyze, I hav...
