Mathematical Words In mathematics, we can’t do much without using language. Even though the mathematician may write a mass of equations, she needs words to explain their meaning. Good math instruction requires careful attention to the terms ... Read More
Dr. Cotter on Why to Learn Math
Mathematics is one of the greatest tools we humans have inherited. Math is given to us both as a dedicated area of the brain and as a legacy from our society. Galileo understood the importance of math when, hundreds of years ago, he said: “The great ... Read More
Dr. Cotter on Fractions
Fractions have a bad reputation as being incomprehensible and unpredictable. Cartoons and jokes exploit this fear of fractions for amusement. Believe or not, it’s all a huge misunderstanding. Fractions are amazing. Fractions are necessary. ... Read More
Dr. Cotter on Development
The terms development or developmentally appropriate are frequently used, but finding good definitions is difficult. A dictionary defines develop as growing and becoming more mature or advanced. We see physical development in the young child. We know ... Read More
Dr. Cotter on Flashcards
Flash cards are not a good way to drill the facts. Many adults, because they could not respond fast enough to flash cards or time tests as a child, became convinced that they have no math “ability.” These people are the ones with math anxiety – ... Read More
Dr. Cotter on Teaching Math
I’d like to take some time to discuss the science and art of teaching math. I call it a science because much research has been done into how children learn in general and especially math. I call it an art because each child is different, requiring ... Read More