Designed to follow state and national standards for Science curricula for grades 58, Science Fundamentals 1, 2, 3 & 4 will work equally well together as a group of four guides or each as a standalone guide. This guide covers a deeper explanation of life science as it pertains to the biology of the human body. Concise, easy-to-understand explanations are reinforced by colorful illustrations/diagrams and straightforward tables. Topics include genetics and DNA, as well as these human body systems: Circulatory, Digestive, Endocrine, Immune & Lymphatic, Integumentary, Muscular, Nervous, Reproductive, Respiratory, Skeletal, Urinary and much more!