Imagine it’s a student’s first day of ninth grade in the San Francisco Unified School District in 2012. Let’s call her Veronica. On her schedule is a math class full of other ninth graders repeating ...

Add Yahoo as a preferred source to see more of our stories on Google. Fifteen years after the calamitous rollout of the Common Core math standards, the once-derided strategy has proven its staying ...

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 ...