What’s so special about the manipulatives used for the RightStart™ Mathematics program? Let’s run through the list. NOT AVAILABLE ELSEWHERE: Cotter AL Abacus: This abacus has 100 beads and is grouped in 5s and 10s using color. It is different from ... Read More
Merry Christmas, Happy Hanukkah, and Happy Holidays! We are all looking forward to a break from schooling and spending time with family and friends, yet we know how important it is for our children to keep up their math facts during a holiday ... Read More
Do you wonder what game to play? Or looking for a plan for the summer? Especially if you're new to the Math Card Games book? We got you covered!! Here are Dr. Cotter's picks for 12 weeks of summer games: pre-school, addition, multiplication, and ... Read More
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
Did you check out our blog on division? And did you read about short division? Isn't that just wonderful? Now, let's talk about some practice for short division. When I was a child, my mother created puzzles for my siblings and me. They were ... Read More
Dr. Cotter has an article published in the Hungarian journal Symmetry: Culture and Science, Volume 34, Number 3! Her article is titled Symmetry for Children Using Drawing Board Tools and Tangrams. The abstract reads: Young children are unable to ... Read More
