Sean Nank is a math expert who is helping teachers to implement the Common Core standards. He’s a professor at the American College of Education, created in 2005 to provide online graduate programs ...

“A royal mess.” This is how California middle-school math teacher Barry Garelick describes math education today, especially under the Common Core national standards. In his book, Math Education in the ...

A correction to an earlier version of this article has been appended to the end of the article. When Veera Sinha was a little girl in India, her father asked his kids to solve math puzzles in their ...

Long a staple of the high school curriculum, the mathematics-course sequence of Algebra 1, geometry, and Algebra 2 is facing a budding challenge as schools transition to the Common Core State ...