CHILD'S BODY • DICTIONARY ONE.COM • Definition of Child's body

... two main functions in the body: that is, building and regulating, and it is a good plan to classify the well-known foods under these two headings. With a little guidance the pupils can do most of this for themselves. They know that milk serves all building purposes in a child's body, and must, therefore, contain mineral matter. Eggs build animal bodies, and must contain this substance also. Meat is the animal body that has been built, therefore meat has this substance; but we shall find in the meat lessons that there is no mineral matter in fat and that the cook cannot ...

— Ontario Teachers' Manuals: Household Management • Ministry of Education