Quilting and the Cotter Abacus
October 30, 2025
I am a quilt designer. I’ve made over 250 quilts in my lifetime, 98% of my own design. I’m currently working on my sixth
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Tag: AL Abacus
Dr. Cotter’s Abacuses
October 16, 2025
How many different abacuses do you think Dr. Cotter has? Here’s a clue…. Dr. Cotter is holding one of her first abacuses: a Japanese
Dr. Cotter on RightStart and Montessori
March 5, 2024
Most people have heard of Montessori, but often they are not sure what it’s all about. The word Montessori refers both to a person and a
Dr. Cotter on Flashcards
February 20, 2024
Flash cards are not a good way to drill the facts. Many adults, because they could not respond fast enough to flash cards or
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
2023 Summer Game #10: Mental Addition
August 22, 2023
One of the many aspects that drew me to RightStart™ Math was the idea of my children learning how to do mental math. Growing
2023 Summer Game #8: Robbie’s Bead Trading
August 8, 2023
My oldest child, Robbie, wants to be a game inventor when he grows up. He’s invented quite a few games, but the majority of
2023 Summer Game #1: Fish at the Dump
June 20, 2023
When I started using RightStart Math and we’d play the game Go to The Dump, game A3 in the Math Card Games book, I apparently didn’t read
2022 Summer Game #6: Doubles Memory
July 5, 2022
Today I’m going to show you a quick and easy memory game for practicing the doubles facts: Doubles Memory, game A15 in the Math Card Games book.
2022 Summer Game #1: Five in a Row Solitaire
May 31, 2022
Have you ever been caught up in a solitaire game and refused to quit until you won? Of course, then you had to play