Presents a hierarchical list of principles that can be used as a guide in the construction of more successful science programs that have scientific literacy for all as a goal. Lists affective goals for science education. Discusses the role of teachers' attitudes and expectations in teaching this type of curriculum. (CW)

Argues that the failure of modern courses to achieve their declared goals in relation to children's understanding of science has two causes, namely teachers views about the nature of science, and a degree of confusion in the philosophical stance implicit in many science curricula. Presents a philosophical model for curricula. (CW)