The author reviews the advantages and disadvantages of the quarter system and summarizes the conclusions of recent studies comparing the semester system to the quarter system. (JW)

Schools adopt extended year calendars for various reasons, including fuel conservation and improvement of educational opportunities for students. This article describes a program in Jefferson County (Colorado) established to alleviate overcrowding in a large suburban school district that failed to pass bond issues for funding new schools. (MLH)

If you have considered the pro's and con's of an extended secondary school year, this article may pique your interest anew. Its question and answer format gets to the heart of the issues involved. (Editor)

The extended school year can play havoc with traditional music programs, the writer says, because the continuity that is essential is disrupted. He describes how to cope with this problem. (Editor)

A review of factors diminishing instructional time concludes with the estimate that less than 30 percent of the average school day is devoted to instruction. Rather than extending the school day or year, more efficient time management and reevaluation of the urgency of noninstructional activities are recommended. (MJL)