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 ...

Fifteen years after the calamitous rollout of the Common Core math standards, the once-derided strategy has proven its staying power, with many states holding onto the original plan or some close ...

Illustrative Mathematics was established in 2011 at the University of Arizona as a means to assist schools in adopting the Common Core standards. It has since grown to include a K-12 math curriculum ...