Do you know Mother Nature? She it is to whom God has given the care of the earth, and all that grows in or upon it, just as he has given to your mother the care of her family of boys and girls. You may think that Mother Nature, like the famous ""old woman who lived in the shoe,"" has so many children that she doesn't know what to do. But you will know better when you become acquainted with her, and learn how strong she is, and how active; how she can really be in fifty places at once, taking care of a sick tree, or a baby flower just born; and, at the same time, building underground palaces, guiding the steps of little travellers setting out on long journeys,