The common-core math standards require that students learn the standard algorithm for multi-digit adding and subtracting—you know, the process in which you line the numbers up vertically to add or ...

The Common Core State Standards’ emphasis on conceptual understanding in math will improve students’ problem-solving skills and ultimately help prepare them for jobs of the future, argues a new report ...

Cookies and math tend to go together in an elementary school classroom. And not always as reward for a correct answer. Teachers use them as conceptual props to explain an operation like division. It ...