This Teacher's Guide is designed for use with the Science Curriculum Improvement Study's (SCIS) unit Population. Populations is the third of a six-unit sequence of SCIS's Life Science Program for grades K-6. The Populations guide consists of activity outlines along with suggestions for guiding children's observation and manipulations of living…

This is an instructional activity from a Crustal Evolution Project (CEEP) module which involves the student with evidence supporting continental drift and the past existance of Pangea. (MDR)

Provided are the printed instructional materials for the Science Curriculum Improvement Study (SCIS) Unit Position and Motion. This unit is a continuation of the part of the teaching program centering on space-time relations. The principle new idea introduced in this unit is that of the reference frame, a systematic selection of reference objects…

To further evaluate a method of content analysis and aid in identifying scientific concepts appropriate at the elementary level, science material in a standard textbook series was examined. This paper reports and summarizes the analysis of sections of the California state-adopted textbook series, "Concepts in Science." The conceptual…

The research reported in this paper concerns the design of instructional materials that represent the content structure of a science discipline and the development of methods of probing and representing the knowledge structure in a student's memory. The science discipline selected for the study was geology. Specifically, the conceptual structures…