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