Curriculum-based professional learning focuses on the implementation of high-quality instructional materials in ongoing and meaningful ways that lead to improvements in teachers’ instruction and students’ learning. Although it may sound straightforward, curriculum-based professional learning is about more than simply studying the materials. It is not uncommon for educators to confuse curriculum-based professional learning with more simplistic orientations to curriculum or with other forms of high-quality professional learning. Curriculum-based professional learning includes educators experiencing the curriculum in the role of students, examining both the content and pedagogy necessary for effective instruction, and deepening their facility with the curriculum over time. It is grounded in high-quality educative curriculum materials, which have not only rigorous content for students but information for teachers that builds their own knowledge and