Chapters 6–13 share grades 3–5 model lessons for putting the “explore-before-explain” mind-set into practice. In this chapter, the fourth-grade lesson is aimed at helping students explore the Next Generation Science Standards (NGSS) performance expectation and bundles together Earth and space science and life science topics to create a more cohesive storyline for students. The activity box included is meant to provide a professional development experience and promote job-embedded learning. Teacher background information, safety notes, standards, and assessments are provided. This book selection also includes the Table of Contents, Foreword, Acknowledgments, About the Author, Preface, Introduction, References, and Index.