Primary school pupils in the UK today may be less familiar with natural objects, less exposed to formal natural history teaching and have less time given to school-based observation and discussion of natural objects. This study of children's responses to a "Nature Table" of displayed natural objects was designed to assess pupils'…

Cell phones, video phones, voice messaging?one wonders what Alexander Graham Bell would have thought about the many venues today for electronic communication with one another. Bell's March 10, 1876 invention is now 128 years old, but there is no doubt that Bell's "talking machine" changed the world. This article presents a brief review of the…

Gives information for producing 35mm slides and for constructing a copy stand for the production of close-up photographs. (GS)

Describes the viewing sessions and the holograms of a holographic road show. The traveling exhibits, believed to stimulate interest in physics, include a wide variety of holograms and demonstrate several physical principles. (GA)

Describes how 3rd grade students' photographs were used to assess the influence of hands-on science instruction within an urban classroom. The photos and individual interviews were used to assess: (1) what the students perceived was included and involved with science; (2) how the students connected their school science experiences to their daily…

Looks at some of the important stepping stones in the evolution of medical illustration from the anatomists and artists of the fourteenth and fifteenth centuries, through the introduction of the camera obscura in the eighteenth century, and on to the advent of photography. (Author/MM)

The Bunsen burner flame, which is the most common flame in the laboratory, can be easily studied for its dynamics because of modern, economical digital technology available to student laboratories. Direct digital photography of Bunsen flames is used to obtain laminar burning velocities of selected gaseous hydrocarbon/air flames.

Massachusetts Institute of Technology (MIT) mathematicians have discovered how certain insects can climb what to them are steep, slippery slopes in the water's surface without moving their limbs, and do it at high speed. Welcome to the world of the tiny creatures that live on the surface of ponds, lakes, and other standing bodies of water. For the…

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

Describes some of the techniques that enable the amateur microscopist to make scientifically revealing photographs, using simple and inexpensive equipment. (GA)

An introduction to satellite meteorology is presented to promote use of live weather satellite photographs in the classroom. Topics addressed include weather satellites, how they work, earth emissions, satellite photography, satellite image analysis, obtaining satellite pictures, and future considerations. Includes sources for materials to…

A portion of the 2,000 plus photographs taken on Skylab IV to document various features of interest are catalogued according to certain geologic, geographic, and atmospheric condition categories. Information concerning procedures for purchase are included. (CP)

Describes simple speckle photography experiments which are easy to set up and require only low cost standard laboratory equipment. Included are procedures for taking single, double, and multiple exposures. (JN)