The operation of the Marine Education Materials System (MEMS) is described. (CP)

Described in the fourth of a series of articles dealing with primary science instructional materials for visually handicapped students, is a field test (with 61 Ss in grades 2 to 4) of a dial thermometer instructional unit. (IM)

Section four lists chemical manufacturers alphabetically under product headings. Addresses of the manufacturers are given in section six. (MA)

Reviews recent books on science for readers from age nine through young adult grouped according to the following categories: astronomy, computers, electronic musical instruments, and genetics. (RBW)

A method of preparing a special dissecting tray to be used with transmitted light as well as reflected light is presented. It may also be used with an overhead projector to illustrate some skeletal structures in vertebrates. (Author/EB)

Described is a method of maintaining satisfactory levels of humidity in mobile green houses and environmental chambers, without the use of expensive humidifiers. (Author/EB)

This article presents numerous limitations in present state guidelines in regards to elementary science education and suggests to satisfy the guidelines' spirit without being stalled by their logic. (Editors/JA)

Discussion allows students to work through the key research in a field, thus enabling them to understand concepts as working tools rather than mere abstractions. (Author)

The Fairfax County, Virginia, school system makes its own science kits in a program covering 63,000 elementary school youngsters in 2,100 classrooms. (Editor)

A baby-food jar is the constant in this group of ten basic science experiments. (Editor)