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Discusses Garrod's work on inborn errors in the metabolism of alcapton and melanin. Shows how chemical pathways in metabolism can be worked out using genetic defects as tools. Discusses the metabol...
Dramatizes the story of Tommy Randall, who has been caught stealing at school, and who is sent to a child guidance clinic rather than being of an emotional problem. Traces the disturbance, through...
Shows how Sally can, in an emergency, prepare a hot meal quickly, using her mother's ready supply of canned and frozen foods. The narrator emphasizes the correct use of the proper utensils, the ti...
Shows how the ear transforms sound waves into nerve impulses, which in turn are interpreted by the brain as sounds. Uses animated drawings to explain sound and how sound waves reach the ear; then ...
Views of rural and urban life in Argentina illustrates the contrast between the agricultural area of the pampa and the industrial, business, and shipping area of Buenos Aires. Describes life and wo...
Shows in detail how the body parts of various animals are related to their eating habits. Includes such examples as the cirri of barnacles, the mouth parts and legs of crayfish, the teeth of lions...
A general formula for the period of a body executing simple harmonic motion, the period of a simple pendulum, and a spring pendulum are given. The periods of two pendulums are determined and the vi...
Traces the development of the qualities and skills which made George Washington the builder of the American nation. Portrays events of his boyhood and during the French and Indian Wars: illustrates...
