You can't see, smell or taste air - but here's an easy method for experimenting with it. (Editor)

Discusses how biology teachers can design or adapt existing laboratory and field experiences to promote reflective thinking and self-regulation of students. (HM)

When science is learned through an activity-centered approach, it becomes a vehicle for learning skills that are necessary for everyday life. (Author)

The article helps elementary teachers develop science programs geared to their students, emphasizing the appropriateness of hands-on activities and developmental learning. It presents three Earth Day water projects on rain and puddles, water drops and surface tension, and water purification that can be tailored for specific classes. (SM)

Science teachers need to stress several kinds of objectives in teaching and learning. One kind, cognitive, receives major emphasis by teachers. In addition to vital facts and concepts, pupils should also acquire major generalizations. And, in addition to facts, concepts, and generalizations, pupils also need to be able to think critically.…