The Electrifying Nervous System is the first book in the planned series 'God's Wondrous Machine.' Developed by a homeschooling mother, this hardcover book can be used as a supplemental resource, or a spine for a more detailed study. Filled with full color photos, interesting historical facts, scientific facts, and cross-curricular connections, this book is an engaging introduction to the various aspects of the nervous system and what it controls. 78 pages with index and glossary. Hardcover. Grades 3-6.