Do you remember the days when 5+5=10? For parents who grew up in the ’80s and ’90s, it was that simple. But now, as many of us help our kids with their homework using the new Common Core math ...

Add Yahoo as a preferred source to see more of our stories on Google. Illustrative Mathematics was established in 2011 at the University of Arizona as a means to assist schools in adopting the Common ...

In “Do Sports Explain the ‘Math Gender Gap’?” (op-ed, Sept. 8), J.T. Young speculates whether “the way we teach math is somehow biased against girls.” A related issue is that recent teaching ...