Science education reform is a topic that has gained increased exposure with such headline-making proposals as SS&C and Goals 2000. While these are only two of the many recent reform initiatives, efforts to maximize science teaching and learning experiences began more than 100 years ago. However, delivering quality science instruction in all the sciences, at all levels, is and will continue to be a challenge. . . . That is why science curriculum reform must be made an on-going evolutionary process as the nation moves to and beyond the year 2000. This article was first published in September, 1994.