FIRST STEPS OF PROGRESS
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The origin of man has not yet been determined. Methods of recounting prehistoric time: (1) geologic method, (2) paleontology, (3) anatomy, (4) cultures. Prehistoric types of the human race. The unity of the human race. The primitive home of man may be determined in a general way. The antiquity of man is shown in racial differentiation. The evidences of man's ancient life in different localities: (1) caves, (2) shell mounds, (3) river and glacial drifts, (4) burial-mounds, (5) battle-fields and village sites, (6) lake-dwellings. Knowledge of man's antiquity influences reflective thinking.
V. [THE ECONOMIC FACTORS OF PROGRESS]
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The efforts of man to satisfy physical needs. The attempt to satisfy hunger and protect from cold. The methods of procuring food in primitive times. The variety of food was constantly increased. The food-supply was increased by inventions. The discovery and use of fire. Cooking added to the economy of the food-supply. The domestication of animals. The beginnings of agriculture were very meagre. The manufacture of clothing. Primitive shelters and houses. Discovery and use of metals. Transportation as a means of economic development. Trade, or exchange of goods. The struggle for existence develops the individual and the race.
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