How Levers Help Us (1970)
Shows the three parts of a lever and demonstrates how various levers help to move things more easily, or move
films7664 Videos
How Light Helps Us (1972)
Explores the importance of light in our daily lives, demonstrating how it enables us to see objects, reflects off surfaces,
How Living Things Change (1957)
Discusses the evolution of animals over millions of years, focusing on how species like horses and elephants developed from their
How Machines And Tools Help Us (1954)
Demonstrates that man has devised ways of making work easy with the aid of simple tools, engines and motors, and
How Man Made Day (1946)
The film discusses the evolution of artificial light from ancient times to the modern era. Initially, humans relied on fire
How Motion Pictures Move and Talk (1940)
The film explores the vast scope and impact of motion pictures, highlighting their ability to depict diverse cultures, historical events,
How Much Affection? (1958)
The film revolves around a young girl named Mary discussing her feelings for a boy named Jeff with her mother.
How Much Cooperation? (1958)
This film follows the story of Nancy and her colleagues in the office as they work to complete a cost
How Nations Work Together (1971)
Describes international cooperation among nations, and shows many activities that bring nations together. This film has been posted with permission by
How Nature Protects Animals (1959)
Examines the phenomena of protective adaptation of various animals to different environments. Portrays representative types in their natural habitats and
How Our Bodies Fight Disease (1955)
Uses animation to show how the skin and mucous membranes, the lymph nodes, and the antibodies and white corpuscles in
How Our Country Grew
The film “How Our Country Grew” explores the transformation of the United States from a sparsely populated wilderness in 1789