This mixed-methods study was designed to compare the learning gains of seventh-grade students (N = 417) taught a 4-week conceptual change unit on density using either a student-centered, guided inquiry-based approach or a more direct, teacher-centered instructional strategy. Application of a multilevel model to data obtained from the…

The purpose of this study was to examine the effects of using GeoGebra software in a computer-supported collaborative learning (CSCL) environment on seventh grade students' geometry achievement, retention of learning, and attitudes toward geometry. The study was designed using a quasi-experimental research method with pretest, post-test and…

It is evident that "experientially-based" instruction and "active student engagement" are advantageous for effective science learning. However, "hands-on" and "minds-on" aspects can occur in both inquiry and direct science instruction, and convincing comparative evidence for the superiority of either mode…