The school curriculum should be reappraised, and new guidelines developed, establishing different levels of achievement for pupils of different abilities. The increase in the understanding of the psychology of learning is one of the great accomplishments of the last one hundred years. Some years ago it was generally believed that much of what…

All research on curriculum development incorporates implicit assumptions about the nature of persons and the nature of learning. These assumptions fall into two major categories: (1) psychological assumptions, based on empirical descriptions; and (2) logical (conceptual) assumptions, which give explanatory accounts of meaning. Most curriculum…