Dr. Cotter on Manipulatives
December 11, 2023
When teaching math to a child, there are three important questions to consider: Are manipulatives necessary for teaching math? What is the purpose of
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Dr. Cotter on Place Value
November 28, 2023
Place value is the very foundation of arithmetic. Place value packages numbers into groups of tens and tens of tens. This makes calculating large
Dr. Cotter on Multiplication
November 21, 2023
Multiplication has been the mathematical downfall of many children (and adults!). It’s not so much the problem of the algorithms, but rather it’s the
Dr. Cotter on Counting
November 14, 2023
Most people think of counting as the foundation of math; therefore, they teach kids to memorize the long string of 100 counting words. Next,
2023 Summer Game #6: Quotient and Remainder
July 25, 2023
Question: How do you divide 14 potatoes between 4 people?Answer: Mash them. Hahahaha! Most children do not enjoy solving division problems – especially problems
2023 Summer Game #3: Zero Game
July 4, 2023
Have you ever wondered how to teach nothing? I’m not talking about taking a break from formal teaching over the summer – although maybe you’re
2020 Summer Game #9: Long Chain Solitaire
July 30, 2020
As I was contemplating games for this week, I tossed around a couple ideas. Not able to make up my mind, I asked Dr.
Winter Games: Short Chain Solitaire
May 7, 2020
Need help with the addition facts? Short Chain Solitaire to the rescue! This is game A47 in the Math Card Games book. You will need the Basic Card Deck and
Winter Games: Money War and Who has the Most Money
April 16, 2020
This week’s game is brought to you by Isabella and her mommy. They wanted to know how to play this game and I said
Winter Games: Zee Multiples
April 9, 2020
This new game is hot off Dr. Cotter’s desk. She was introduced to Yahtzee with the neighbors Jen and Kerri and, being the mathematician