Over the past year, since I took over the common-core math beat, I’ve been thinking a lot about fractions. As I wrote in November, the Common Core State Standards for mathematics emphasize fractions ...

If you’re the parent of an elementary school-age child, chances are good (OK, about one in ten, although actual numbers are hard to pin down) that you’ve encountered Everyday Math. Chances are ...

The disruptions to children’s schooling over the past two years have caused millions of American parents to come to an unexpected revelation: They are not as good at math as they had hoped. Nothing ...