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 ...

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Math lessons are tougher than they used to be in Sioux Falls classrooms as educators prepare for new state exams. The Sioux Falls School District introduced new Common Core-based math curriculum in ...

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.