Boost students' nonfiction skills AND their vocabularies with these super-engaging readers packed with fascinating facts and fantastic photos. The books include a table of contents, three short chapters, diagrams, captions, a glossary, comprehension questions, and more. Comes with a complete teaching guide.1. Meets the Standards.2. Nonfiction readers on the topics you teach.3. Correlates with guiding reading levels J-L.4. Includes lots of nonfiction elements to boost reading skills.5. Motivate all readers with engaging photos and text.6. Build reading, nonfiction, and vocabulary skills at the same time.7. Learn all about animal groups.