In the mid-1800s, Englishman John Venn invented a type of diagram to help visualize logical relationships. A Venn diagram is simply a rectangular box with circular loops in it that overlap to show how objects are related. This article describes activities with Venn diagrams that can be a fun way to sharpen students' logic skills and develop number…

Amongst the many recent developments in learning technology, video streaming appears to offer a considerable range of benefits for tutors and learners alike. For these to be fully realised, however, various conditions have to be met. Merely making streams available and directing students to them, does not necessarily result in quality, or indeed…

Previous work has shown that illiterate subjects are better at naming two-dimensional representations of real objects when presented as colored photos as compared to black and white drawings. This raises the question if color or textural details selectively improve object recognition and naming in illiterate compared to literate subjects. In this…

A few years ago, the author was introducing her students to David Hockney's "Pearblossom Highway" photo collage, when she decided to try his technique herself. It turned into an assignment that her students love and request. Hockney states that "Pearblossom Highway" gives "a sense of closeness to everything yet at the same time depth can be…

When students take General Chemistry there are substantially fewer molecular images than they will encounter in Organic Chemistry. The molecular images Organic Chemistry students see in their textbooks are ones that use dashes and wedges to represent 2D and semi 3D views, ball and spoke, ball and wire, and structural formulas, to name just a few.…

This paper discusses issues of representation in the use of scientific visualizations, specifically those used for biomedical applications, and the implications of those issues to interface design. Topics addressed include the benefits of research into the generation of virtual simulation (virtual reality) and the importance of realism. (Contains…

Four methods for producing animation in instructional visuals are presented. (HB)

Contains remarks on the designing and introduction of flannel boards, picture cards, picture series, wall picture and photograph series, wall pictures, letter cards, grammar tables and film strips, as well as the use of optical aids from other departments. (Text is in German.) (IFS/WGA)

Contains a presentation of the advantages of drawing on the blackboard even as compared with technical teaching aids, in certain kinds of oral exercises. Gives examples of planning of exercises from Grades 7 and 8. (Text is in German.) (IFS/WGA)

Described are procedures for constructing title slides to make a home-made slide presentation look more professional. (PEB)

A discussion of the advantages of using color, rather than black-and-white, visual aids. (HB)

The purpose of this study was to determine the types of emotions elicited from individuals when they viewed anti-smoking posters and to determine the effectiveness of these posters in inhibiting or preventing smoking. College students were asked to evaluate ten anti-smoking posters according to their emotive response to them: 1) anger, 2) fear, 3)…

This guide, produced by the National Association for Girls and Women in Sport (NAGWS), is a collection of essays by various authors on soccer, speedball, and flag football. There is a separate section for each sport. In the section, the following topics are covered: goalkeeping, the use of tires as a teaching aid, skill testing, problem-solving…

A comprehensive set of rules having the widest practical utility in all types of organizations engaged in the collection and use of nonbook materials is proposed. Since this code is also offered as a draft revision to the Anglo-American Cataloguing Rules (AACR), it is correlated to the AACR and, when appropriate, provides reference to it. The…