Briefly describes the characteristics of process, topic, thematic, applied science, environmental, project, and concept approaches to science curriculum development, and explains why a patterns" approach was used in this project. Sketches the content, teaching, and evaluation of the course. (AL)

Reviews various factors of articulation within and between middle and secondary schools and suggests three approaches to solve articulation problems: (1) early and frequent evaluation; (2) establishing a positive social climate; and (3) extending science content using, for example, an interdisciplinary approach. (SK)