Reported is a study to evaluate the Science Curriculum Improvement Study (SCIS) program at the fourth-grade level, in particular the unit, "Relativity." To avoid the problems of a written test, an alternative test involving examples of relative position and motion was developed. This 30-item planetarium test was used as a pretest and…

Explains that in teaching scientific concepts in the elementary school the focus should be on observations and inferences, that can be drawn only from observation, suitable to the childrens' mental maturity, and carried out in an environment that reinforces discovery learning. (GA)