The purpose of the study was to determine the effect of two contrasting pedagogies (i.e., experiential learning and direct instruction) on students' retention of agricultural knowledge over time. A six-week deferred post-test was employed to assess long-term retention of the subject matter. The results indicated that initially, students who were…

The authors tested whether students can be taught to better understand conventional representations in diagrams, photographs, and other visual representations in science textbooks. The authors developed a teacher-delivered, workbook-and-discussion-based classroom instructional method called Conventions of Diagrams (COD). The authors trained 1…