Some introductory physics courses begin where student interest is thought to be highest--in waves, sound, and light--before speed, velocity, and acceleration. For students with math difficulties, this order makes sense. But most physics courses, including the author's own, begin with a study of motion. Why? Mostly due to tradition, he admits. When…

In an effort to improve the science education program in the Washington School District (Phoenix, Arizona) the school system focused its efforts in the 1983-84 school year on the development of an activity oriented laboratory science program for grades 4-6. This document describes the plan for implementing that program. The implementation…