A comparison of CHEM Study and traditional chemistry classes showed no difference in student achievement in chemistry. The curricula did not have a differential effect on high vs. low ability groups. However, a difference in student attitude toward CHEM study and the traditional text, "Modern Chemistry," was observed. The students found…

The purpose of this report is to synthesize two other evaluation reports ascertaining the effectiveness of the Scope, Sequence & Coordination (SS&C) project on ninth and tenth grade student achievement of the National Science Education Standards. The overall evaluation utilized a time lag, post-test-only design in which the perceptions and…