The core portion of this trial unit prepared by the Australian Science Education Project provides an introduction to the structure of the earth, volcanic activity, the types of igneous rocks, earthquakes, and seismology, with an emphasis on the techniques of inference used to relate external evidence to internal structure. The optional activities…

Comments on the fact that national elementary school curriculum projects contain few earth science topics, in spite of the high interest which children display toward earth science activities. (MLH)

The teachers' guide to this trial version of a unit prepared by the Australian Science Education Project is an overprinted copy of the students' manual, including comments on the teaching techniques suggested for each activity, lists of recommended references and visual aids, and indications of links with other units produced by the Project. There…

Four compulsory introductory activities, involving learning to use a stream tray, observing the relationship between water speed and entraining, transporting and depositing sediments, studying the formation of sedimentary rocks, and examining several types of sedimentary rocks, are completed by all students using the unit prepared for Australian…

An abstract of a doctoral dissertation which reviewed and evaluated seven science programs designed for junior high school students in terms of objectives, methods, materials, content, skills, and relation to other school levels. Strengths and weaknesses of the programs as a group and individually are listed. (AL)

The introductory core activities in this trial unit, prepared for students in grades seven through nine of Australian schools, use indicators derived from flower pigments to provide a more convenient measure of acidity than taste. Students are offered choices among seven options after completion of the core: "How Acidic is That?";…

INFORMATION ON RECENT CURRICULUM REVISIONS IN ELEMENTARY AND SECONDARY SCIENCE IS PRESENTED. THE CHAPTERS INCLUDE MATERIALS FROM PAPERS THAT WERE PRESENTED AT NINE REGIONAL CONFERENCES OF THE AMERICAN ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE. THE INTRODUCTORY CHAPTER RELATES CURRICULUM MODIFICATION TO CHANGING SOCIAL STRUCTURE AND CONCOMITANT…

THIS IS THE FOURTH IN A SERIES OF GENERAL BIBLIOGRAPHIES WHICH ARE BEING DEVELOPED TO DISSEMINATE INFORMATION CONCERNING DOCUMENTS ANALYZED AT THE ERIC INFORMATION ANALYSIS CENTER FOR SCIENCE EDUCATION. REPORTED ARE OVER 350 CITATIONS TO SELECTED DOCUMENTS ON CURRICULUM AND CURRICULUM DEVELOPMENT IN SCIENCE EDUCATION. THE DOCUMENTS INCLUDED…