Apologia Educational Ministries, Inc. is proud to present the first book in its Young Explorer Series. This elementary-level science curriculum uses the Charlotte Mason methodology to give elementary schools students an introduction to or solar system and the universe that contains it. Narration and notebooking are used to encourage critical thinking , logical ordening, retention, and record keeping. Each lesson in the book is organized with a narrative, some notebook work, at least one activity, and a project. Although designed to be read bij the parent to elementary students of various grade levels, it is possible for students with a 4th-grade reading level to read this book on their own.