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Emphasizes the importance of proper cleaning in the care of teeth, and illustrates how the teeth are affected by excessive use of refined sugar. Identifies the kinds of bacteria that change sugar to acid in the mouth. Demonstrates the use of sodium fluoride solution in the prevention of tooth decay and prescribes specific rules to be followed in the care of the teeth.
Presents Ruth, Jump, Marjorie Gestring, and others diving from a 33-foot tower to show championship form in diving. Pictures Iris Cummings and the Hopkins twins as they demonstrate the breast stroke and crawl.
Slow-motion and underwater photography are used in demonstrating how swimming students emulate the motins of the dolphin as they learn the dolphin kick, the accompanying body undulations and the butterfly arm action which combine to increase the power of the breast stroke. Educational author, Francis Dixon.
National Commission on Safety Education, National Education Association
Summary:
Economical driving practices are suggested by a service station operator to a boy who has just received permission to drive the family car alone. Includes care of the car's finish, warming up of the engine, proper use of clutch, efficient braking practices, and the effect of acceleration and speed on tire wear and gasoline consumption.
Students demonstrate the procedures that may be applied to fashion a space design. Details the making of an initial sketch, a three-dimensional model, and a final structure. Shows steps in the creation of space design usng metal, plastic, and other materials. Consultant, George Barford.
A second-grader's experiences during a day without numbers cause him to want to study arithmetic and to realize the value of numbers in his everyday living. All the class but Bob enjoy arithmetic. When a puppet with magic powers offers Bob a day without numbers, he gladly leaves the classroom with the puppet. A series of frustrating experiences caused by the magical disappearance of numbers, such as the disruption of an exciting baseball game, results in Bob's gladly returning to the classroom and the study of arithmetic.
Dr. Ray Koppelman, University of Chicago, American Institute of Biological Sciences
Summary:
Diversity of life resulting from evolution: recognition and treatment of diversity –definitions and taxonomic approaches; results of diversity in the plant kingdom; results of diversity in the animal kingdom, with particular emphasis on the evolution of man; diversity in time –divergence, convergence, extinction, the fossil record diversity in space –ecological relations in a habitat.
Shows a group of children playing three types of games: those which they invent themselves, those learned under supervision but carried on alone, and those dramatic activities which grow out of school activities.
Surveys the problem of human survival in space. Pictures the firing of an Aerobee containing two monkeys and two mice. Shows the reaction of mice to the reduction of gravity pull as the missile leaves the surface of the Earth. Points out that tests show no reason why man cannot fly 37 miles into the atmosphere. (New Mexico College of A.& M.A.) Film.
Columbia Pictures Corporation, Robert Cohn, Arthur A. Ross, Nedrick Young, Will Jason, Vincent J. Farrar, James Sweeney, George Brooks, Frank Tuttle, Helen Hunt, Carter De Haven Jr., Russell Malmgren, Irving Klein, Mischa Bakaleinikoff, Wyonna O'Brien, George Coulouris, Ted Donaldson, Sharyn Moffett, John Litel, Ann Doran, Paula Raymond, Peggy Converse, Flame
Summary:
Teaching Film Custodians classroom film of excerpts from the 1948 Columbia Pictures Corporation feature film, "Rusty Leads the Way". When 10-year old Danny decides his parents exercise too strict control, he decides to run away from home. His parents help him pack and bid him farewell. Outside the front door Danny decides he has been too hasty and re-enters the house, unaware of their anxiety. The parents' ruse proves successful.
Max J. Rosenberg, Ellis Katzman, Elbert C. Weaver, John A. Skarulis, William H. Pasfield, Herman J. Engel, Robert Braverman, Ross Lowell, Geraldine Lerner, Peter Robinson
Summary:
Records an experiment in which the molecular weight of a compound is determined through knowledge of the percentage composition by weight of the compound and application of Avogadro's Law. Animation is employed to show the differences in characteristics of two substances of identical composition through reference to the substances' molecular structure.
Jam Handy Organization, Division of Visual Aids, United States Office of Education, Federal Security Agency
Summary:
Shows how dimpling and countersinking prepare metal for flush riveting, how to operate a dimpling machine, and how to countersink work for flush rivets.
Relates the story of the Auxiliary Fire Service in Great Britain during World War II and shows men and equipment combating a real fire. Then describes the improvements in equipment since the war, and stresses the need for adequate preparation against possible future enemy attack, especially through trained civilian volunteers.
Shows Ivan Pavlov testing his theory of conditioned reflexes by observing the conditioned and unconditioned saliva flow in a dog, feeding fish conditioned to various hunger stimulants, educating a puppy to a meat diet, and observing a squirrel's response to danger. Distinguishes between blind instinct present in all animals from birth and reflex actions set up by conditioning to certain oft-repeated stimuli. Explains the process of checking reflexes and shows its application in the treatment of certain neuroses in human beings.
Tells the story of several children who build a snowman and give him a personality of his own. They use a carrot for his nose, but during the night someone steals the "carrot nose" and to discover the thief the children replace the carrot and watch the snowman through the night. They discover that hungry rabbits and deer are the culprits and then place food out for these animals.
Presents a factual summary of the basic United Nations Organization program for world security in 1945. Clarifies the structure, analyzes the plans, and shows how, by joint action to solve relief, food, and money problems, the world can be rid of conditions that breed war.
Surveys the development of blood transfusion in international medical history from Landsteiner's discovery of the four blood groups in 1901. Shows the setting up of various blood donor and blood bank systems in England and the United States. | Surveys the development of blood transfusion in international medical history from Landsteiner's discovery of the four blood groups in 1901. Shows the setting up of various blood donor and blood bank systems in England and the United States.
Shows the relation between the aftermath of war and the "pale horseman," epidemic disease. Discusses the plight of 100,000,000 displaced persons soon after World War II and the activities of UNRRA.
Contains scenes of the destitution left in the wake of World War II and of the famine and exposure from which so many thousands died. Discusses also the economic importance of food.
Shows a decontamination squad in England working to make the streets safe from blister gas. Demonstrates the use of anti-gas ointment, respirators, and clothing worn by crews, and explains precautionary measures.
Barbara Ann Scott demonstrates the fundamentals of figure-skating. Discusses edges and basic figures and analyzes a number of complex turns. The skater also demonstrates free skating.
Shows a Canadian farm family working together planning how to modernize their kitchen with new appliances and step-saving arrangements. Pictures the kitchen before and after their work on it.
Presents a comprehensive analysis of the paintings of Philip Evergood. Portrays a review of his paintings, as the artist himself comments on them. The film is accompanied by a piano musical score.
Erskine Caldwell, American novelist and reporter, interviewed before leaving Moscow, briefly tells of the civilian defense work he witnessed. Scenes showing how the Russians are carrying out their pledge of "All for Victory!" including efforts in huge metallurgical plants, the oil industry, the rapid harvest, nurses drilling, and Red Cross work.
Portrays conditions leading to the establishment of the Social Security System and explains the subsequent changes in the law that have extended coverage to nearly all persons in the United States. Early conditions in the U.S. permitted persons to move westward during a depression, thereby caring for themselves, their families, and their own aged. Urbanization and industrialization eliminated most of these opportunities and as a result Congress met this need by establishing social security. The eligibility requirements are summarized through presenting a number of cases of persons receiving benefits. Shows the necessity of continued welfare aid to those not eligible for Social Security.
George K. Arthur, David Oistrakh, Aleksander Zarzycki
Summary:
Presents the world-famous violinist David Oistrakh on concert stage as he plays Zarzycki's Mazurka. Uses close up photography to show the musician's techniques.
Shows a typical day in the life of a model American teen-age boy. His health habits, diet, hobbies, and correct attitude toward work, study and play are all stressed.
