Together with the rapid growth of blended courses implemented in higher education, instructors and researchers are keen on exploring the efficient models of blended learning (BL) to enhance students' achievement. While many BL theoretical models exist, robust empirical evidence confirming instructors' strategies and implementation is still scarce,…

This paper examines the effect of content coverage on mathematics achievement and studies its relationship to eighth grade tracking. Previous analyses have shown tracking to be quite prevalent at eighth grade unlike much of the rest of the world. The U.S. practices both between- and within-school tracking, leading to very different content…

This paper reports on a study which compared the background and teaching methodology of high school psychology teachers who label their courses either "humanistic" or "behavioristic." A sample of 154 humanistic and 119 behavioristic psychology teachers in Illinois provided data about variables including extent and kinds of professional and…