Abstract
The provided text outlines essentials of human Ontogeny beginning from conception and ending with adolescence. Such scope is set as the targeted groups of the text users are preschool children, pupils of primary, seconday and grammar schools, secondary and grammar schools of art, vocatio-nal schools and schools of music.
The text is divided into two main sections respecting Prenatal and Postnatal human development phases. Moreover, the publication involves the brief description of particular organ systems such as Female and Male Reproductive System, Endocrine System, Integumentary System and also Reproductive Health and Assisted Reproductive Technology.
The text is adjusted to requirements of self studying.