Book excerpt: This multimedia resource helps schools implement effective instructional practices that create sustainable results for English language learners. The research-based materials in this program assist educators with simultaneously developing students’ mastery of mathematics and their academic language proficiency. The components include a DVD with real-life footage of teachers and students in action, a two-book series describing best practices for teaching mathematics to English language learners and a Facilitator’s Guide with materials for follow-up coaching including questions to guide viewing and reading, activities and reproducibles.