Enhance your History-Social Studies content instruction with the SIOP Model and transform the academic English and content area skills of your English learners. Based on the best-selling resource, Making Content Comprehensible for English Learners: The SIOP Model by acclaimed authors Jana Echevarria, MaryEllen Vogt, and Deborah Short; teachers, coaches, and intervention teachers have access to research-based, SIOP-tested...