18721. Face of the world (28:51)

Date:
unknown
Summary:
Discusses the earth as a whole and man's attempts to expand his own knowledge and use of the planet's geography. Traces the geographic growth of man's first movements in search of food, his inventi...

18722. Swimming and diving by the rules (17:54)

Date:
unknown
Summary:
Students from the Hinsdale South High School, Clarendon Hills, Illinois, and New Trier East High School, Winnetka, Illinois are shown in swimming contests and in demonstrations on techniques and ru...

18723. Giving the Rorschach test : Klopfer method (10:35)

Date:
1951
Summary:
Illustrates the procedure of administering the Rorschach ink-blot psychological test through a sample interview between a subject and an examiner. Shows the ink-blot first in its true form, then st...

18724. Major area of speech : words : you're welcome 6 (10:42)

Date:
1974
Summary:
Examines carry-over practice involving habituation of the correct accent and intonation of the entire phrase. Demonstrates carry-over practice given through the General Language: General Speech P...

18725. Sex determination I (29:50)

Date:
1959
Summary:
Discusses the role of heredity and environment in determining the sex of various organisms. Indicates that in some organisms it is the environment in which a given genotype functions that determin...

18726. Instructional development (17:13)

Date:
1971
Summary:
Presents to the educator a systematic approach to instruction based on decisions about the learner, learning, evaluation, and the learning development, using the subjects of tennis and music as exa...

18727. Decoration (1:10:40)

Date:
1951
Main contributors:
Harold Otwell; Karl Martz; Robert Gobrecht
Summary:
Shows a skilled ceramist applying designs on several ceramic pieces prior to final firing. He uses the clay itself, a comb, a piece of burlap, or clay stamps to create textured designs. Other decor...

18728. The Americans : three east coast artists (20:14)

Date:
1963
Summary:
Part three in the "Artists at Work" series, this film spotlights three east coast painters, working in their studios. Jack Tworkov, born in Poland in 1900, and a teacher for 15 years, was recently ...

18729. Jet and rocket engines (11:22)

Date:
1961
Summary:
Traces the history of jet and rocket engines and diagrams the principles on which they operate. Begins with Hero's model of a steam jet and continues by showing simplified uses of the principle in...

18730. Perch Anatomy (1:24:00)

Date:
1963
Summary:
Points out exterior structure and coloration of a living perch. Uses fresh specimens to show dissection techniques and reveal internal structures. The respiratory, digestive, excretory, and reprod...