There is increasing momentum behind the idea that curriculum materials, including textbooks, represent a powerful lever for education reform, but teacher surveys suggest that textbooks may not be the main source of lessons for large proportions of teachers. For instance, a five-state study found that 72-80% of teachers (depending on subject) reported using instructional materials developed by them or their colleagues at their school at least once a week. To learn more, read “The Challenges of Curriculum Materials as a Reform Lever” on EdNext.org.

—Education Next