1. Algebra in everyday life (10:42)

Date:
1948
Summary:
Jim shows Grace how she can use algebra to find out the quantities of red and yellow paint she needs to make enough orange paint to complete some stage scenery. Demonstrates the algebraic steps of observation, translation, manipulation, and computation, and mentions other uses of algebra.

2. Arctic borderlands in winter (10:58)

Date:
1948
Summary:
Shows the adaptation of animal and plant life to the rigors of winter around Hudson Bay, where evergreen forests give way to treeless tundra. Includes Indians, their sled dogs, their homes, birds, and animals such as caribou and otters.

3. Are you popular? (09:56)

Date:
1948
Summary:
Contrasts Carolyn, an attractive newcomer to a high school, with Ginny, who despite her willingness to date all of the boys in the school, is unpopular with both boys and girls. Then shows through brief incidents how Carolyn and Wally are careful of their appearance, polite to others, considerate in arranging dates, business-like on the telephone, careful in planning their schedule of activities, cooperative with their parents, and always well mannered.

4. Arteries of life (09:52)

Date:
1948
Summary:
The third in the "Living Earth" series. Shows the interrelationship of water and forests in supplying life-giving moisture to topsoil. Pictures what happens when forests are destroyed and water is no longer stored in the ground.

5. Baby meets his parents (10:48)

Date:
1948
Summary:
Explains how the developing personality of the child is influenced by the manner in which his parents provide for his basic needs and prepare him for social living.

6. Blood transfusion (17:13)

Date:
1948
Summary:
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.

7. Bugs beetle (08:02)

Date:
1948
Summary:
This is a Paul Terry Toon animation; a fly and his girl go to an insect nightclub, but a spider crashes the scene to kidnap the girl.

8. Christmas rhapsody (11:01)

Date:
1948
Summary:
The story of the littlest fir tree in the forest, which is chosen to be decorated as a Christmas tree by a family living in the mountains. Includes familiar Christmas carols.

9. Common animals of the woods (North America) (11:24)

Date:
1948
Summary:
Includes the squirrel, rabbit, raccoon, porcupine, otter, mink, beaver, opossum, skunk, ad woodchuck. In each instance the distinguishing characteristics of the animal are shown, such as the ability of the beaver to build a dam and the mother opossum's carrying her young on her back.

10. Conditioned reflexes : an introduction to the work of Ivan Pavlov (20:09)

Date:
1948
Summary:
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.