A description of how overhead projectors were used to keep score at a wrestling tournament. (HB)

The construction of a device is described which converts an ordinary horizontal-stage overhead projector into a vertical-stage projector. The parts cost $60 and seven hours of labor are required. (BB)

Two light polarized filters used with an overhead projector can create the suggestion of movement in transparencies. The technique is described and sources of polarized materials are given. (MS)

This study measured the impact of electronic presentations on the business presenter. An electronic presentation was defined as a presentation which made use of a computer, presentation graphics software, and a projection device. A questionnaire was sent to 560 subjects (40% returned) randomly selected from a training and development consortium…

By providing the instructor with a nearly limitless surface to write on and the opportunity to simultaneously face students and project a graphic display on an overhead screen, the overhead projector has provided the teacher with an opportunity to improve the clarity of his instruction and to make class presentations more stylish and interesting.…

Discusses the overhead projector and its use in the language class. (Text is in French.) (AM)

Reports on a screen projectable model of atomic orbitals useful in developing a student's understanding of molecular structure. (SL)

The first section of this pamphlet illustrates and describes the overhead projector, and discusses several of its advantages over other projection devises, including its simplicity of operation, conservation of class time, dynamic effects, image size, etc. The second section describes in some detail materials and methods used to make visuals, then…

This booklet is designed to assist teachers in their use of overhead projectors when teaching geography. With the overhead technique, relationships among patterns can be suggested bit by bit on inexpensive, easily prepared overlays that are projected to sizes appropriate for a particular instructional situation. A general discussion of the…

This paper discusses three types of visual media and how they can be used to enhance foreign language teaching. The first method, nonphotographic slides, is described in terms of its assets, limitations, and possible uses. The second method discussed is the use of color slides with close-up photography. Three examples are given of slide series.…

Discusses some of the advantages of using overhead projectors to demonstrate chemistry experiments. Provides a list of guidelines and equipment for these types of demonstrations. Describes 21 simple demonstrations that can be done in chemistry classrooms that require minimal equipment and cost. (TW)

Discusses a device that enables computer images to be projected using an overhead projector. Describes possible uses for the liquid crystal displays (LCD) along with its advantages and disadvantages. Provides several suggestions for purchasing an LCD. (MVL)

The use of interactive computer graphics for individualized and classroom instruction in Engineering at the University of Texas is described in this document. Two modes of instruction are discussed: (1) student individualized instruction at the terminal, and (2) classroom (group) instruction by a lecturer using time-sharing techniques. The use of…

An attempt has been made to provide a concise but comprehensive guide to instructional media for instructors, students, and teachers. Topics covered include audio learning systems, overhead projection, opaque projection, slide and filmstrip projection, projection surfaces, chalkboards and markboards, graphics, models, duplicating, motion pictures,…