Airplanes: Principles Of Flight (1960)
Animation and actual in-flight photography demonstrate the aerodynamic principles of flight. Explains that the principles which govern movement of a
Adaptation Of Plants And Animals (1957)
Illustrates the adaptations of living things to environment, for food-getting, and for protection. Observes a variety of plants and animals
Acids Bases And Salts (1959)
Surveys the early theories of Arrhenius and later theories f Brensted, Lowry, and Lewis. Uses the Arrhenius or classical definition
Viruses: Threshold Of Life (1967)
With the electron microscope, tissue cultures and advanced experimental procedures, explores the nature of viruses, their structure and behavior and
The Human Body: Sense Organs (1965)
Shows the different types of sensory receptors and how they function. We digitized and uploaded this film from the A/V Geeks
North American Regions: The Central Lowlands (1967)
Points out that the Central Lowlands produce more automobiles, farm machinery, and industrial and electrical equipment, and grow more corn
Liverwort: Alternation Of Generations (1974)
Close-up and time-lapse photography enables us to examine the liverwort, Marchantia, a standard example of alternation of generations. The role
Colonial Life And Crafts (1966)
Shows reenactments of some of the crafts practiced during the Colonial period as they are still being done in Colonial
Health Heroes: The Battle Against Disease (1959)
Outlines the contributions of Van Leeuwenhoek, Jenner, Pasteur, Koch and Lister in the fight against disease. We digitized and uploaded this
Everyday Courtesy (2nd Ed, 1967)
A study of consideration of other people as manifested in speaking and listening, in situations involving introductions, in extending and
Competition In Business (1961)
Explains the concepts underlying business competition and shows how competition and its key factor, variety, are basic to the free
Citizenship And You (1959)
We learn about different aspects of citizenship and how even the young people can contribute. We digitized and uploaded this film