This study explores teachers' thinking about practical work, especially in regards to the types of practical work they privilege in their teaching of chemistry to support students in their learning. It seeks to investigate the view that practical work, especially the type of practical work selected, is "unthinkingly" and…

Investigates the role of visuals in the instructional and evaluation phases of a high school biology unit on the human heart. Results indicate that the instructional strategy of implementing visualization in both the presentation and evaluation phases is a viable instructional variable. Forty-four references are listed. (Author/MER)

This booklet, the fourth in a series of four volumes on the Designing a Curriculum (Dacum) process, is intended to assist instructors and trainers in examining some of the issues involved in translating a Dacum chart and curriculum objectives into an instructional program. Discussed first are various points of view as to where program development…