The science curriculum to age 16 should be judged on how well it meets the needs of students who progress to A-level science courses and those (a larger number) who do not. To address the diversity of students' interests and aspirations, we need a clear view of the purposes of science education rooted in a view of the purposes of education itself.…

Units of work represent an effort on the part of the school to relate subject matter and the development of skills in the organization of children's learning about important interests, topics, or problems. The units are made by teachers with their children and are designed to fit the situation in which they are to be used. There is no single…