In early September, math teachers from across Kent County, Md., gathered for their first professional learning community meetings of the school year. Kris Hemstetter, a math and English/language arts ...

For five years, a San Francisco foundation funded, and a research organization closely monitored, a collaboration by 10 California districts to raise achievement under the Common Core math standards.

What is a Lesson Plan? An effective lesson plan demonstrates how a teacher creates objectives for his or her students and measures how those objectives are mastered. Creating a lesson plan begins with ...