BTR Zone: History Perfect for small group instruction geared toward Response to Intervention, BTR Zone: Bridge to Reading motivates reluctant and struggling readers with high-interest nonfiction focused on science, adventure, biography, history, and sports. With scaffolds such as on-page definitions, photographs, illustrations, captions, subheads, and informational graphics, BTR Zone books provide practice with the text features so important to understanding informational text. A teaching plan steeped in Common Core State Standards for Literacy provides instruction for vocabulary, fluency, comprehension, and authentic writing truly providing a bridge for students to become more strategic readers.