The Aplusix system has been designed for helping students to learn algebra. Its capacity to tell the students whether their calculations are correct or not, to provide families of exercises of a chosen level, and to give scores after tests allows this system to be used in the regular functioning of the class. Its capacity to record the students'…

There is a fair amount of research on individual curricular experiments in specific high school courses, but general research on high school curriculum and what the curriculum should be is hard to find and is far out weighed by theory and policy. Most of the theory and policy literature are dominated by discussions of state and national standards.…

This bulletin is the second of a cooperative series sponsored by the National Committee on Research in Secondary Education. With the profession of education demanding research as a basis for adaptation of school procedures, research is being undertaken by an increasing number of agencies and is rapidly involving school principals and classroom…