A Wall Street Journal opinion article drew considerable attention to Common Core (CC) math standards—particularly the sixth-grade standard for fractional division— in early August. In it, math ...

For an updated version of this story, see “Review of Math Programs Comes Under Fire.” The first round of a Consumer Reports-style review for instructional materials paints a dismal picture of the ...

For many elementary teachers, fractions have traditionally sprung to mind lessons involving pizzas, pies, and chocolate bars, among other varieties of “wholes” that can be shared. But in what many ...