Student work posted in an elementary school before the pandemic shows the “partial product” method of solving a multiplication problem, one of many methods students have learned with Common Core.

One of my first vivid memories of math is of timed tests. I still remember how visceral my panic felt–sweaty palms, heart pounding–as I scrambled to recall facts before the clock ran out. You might ...

One of the most hotly contested teaching practices concerns a single minute of math class. Should teachers pull out their stopwatches and administer one-page worksheets in addition, subtraction, ...