"Effective schools make a big difference in student achievement. Effective leadership makes a positive difference, too. Effective teachers, however, directly impact student learning and achievement. It’s been shown that teachers who have a large repertoire of effective instructional strategies teach differently."
A literacy-rich environment in classrooms and schools, for example, is an important K-12 foundation to support and extend effective instruction. And, effective vocabulary instruction (here, here, here, and here, too) is an integral part of a comprehensive literacy framework and supports student learning and achievement. Building a common language educators is also important, though frequently lacking. A common language helps teachers, coaches, and administrators communicate more easily and specifically around instructional strategies associated with literacy instruction, educational initiatives, and the Common Core State Standards
Helpful instructional tool.