Except for grade one students, urban and suburban students used similar properties to classify illustrations of bottles containing different amounts of colored liquids. Only in the urban children was there a change in type of property used between grades one and three. (AL)

This brief article contains classified listings, without annotations, arranged according to: the consumer; groups and their procedures; and general information on group work. (CJ)

This paper examines the structure of traditional" library catalogs and the research concerning them. (Author)

Describes the techniques used to develop tests for administration to groups of students who cannot read and write. Photographic transparencies coordinated with audio-tape are used. Tabulates reliability and other data for tests designed for the Science-A Process Approach program. (AL)

The year's activities of the Cataloging and Classification Section of the American Library Association are reviewed and articles of special interest to the catalog librarian are given. (NH)

Discussion of a method of classification which attempts to use the particular set of indices of association which produce the most reliable and valid solution. (PR)

In planning an art curriculum, consideration should be given to ways of instilling relevant concepts in the students who will be exposed to the course of study. In addition, the materials that will be used in the classroom should be carefully evaluated beforehand. (CK)

Discusses the format and use of a new data matrix, suitable for standard use, for computer storage and processing of biological taxonomic data. Includes codes for dichotomous, multistate, and quantitative characters, as well as codes for documentation and data reliability. (AL)