The article grapples with the question of how much curriculum change is appropriate in a given context and in a given time frame. How can a balance be struck between stagnation, on the one hand, and the promotion of unrealistic innovation on the other? In answer to this dilemma, the concept of a zone of feasible innovation (ZFI) is proposed and…

Investigates meanings of an innovative, reform-based curriculum (Active Physics) in various contexts. Explores how meanings of the curriculum transformed as it traveled across space and time. Discusses how aspects of the context enabled innovative science and those that constrained the potential of the curriculum. Demonstrates potential for…

Suggests the development of school science curricula on the basis of the societal philosophy which is derivable from culture core, or heritage, and present and future society's and individual's needs. (CC)