2021 Summer Game #16: Addition Array September 14, 2021 Wow! Is this summer flying! As I see my summer moving by quickly, I find myself scrambling to include more and more fun activities, Read More »
Dr. Cotter on What 6 × 3 Means June 1, 2016 Sometimes 6 × 3 is thought of as “6 groups of 3.” However, consistency with the other arithmetic operations requires a second look. When Read More »
RS2 Level B, Multiplication as Arrays November 21, 2015 Today we’re going to talk about why we teach multiplication to our younger children. Earlier this week I talked with Jenna from Portland. She was wondering Read More »