Describes a Cluster Plus plan that groups middle school students into two clusters on each grade level according to ability. This arrangement retains vertical organization into core curriculum areas (mathematics, social studies, English, and science), while allowing flexible regrouping through horizontal team teaching. (MLH)

Effectiveness of substitute teachers is related to the implementation of strategy for their utilization. If substitutes are expected to do more than control students, then teachers must leave lesson plans, activities, and materials that can be used by anyone. Cooperation and coordination are essential for substitutes' success. (MD)

The author explains a school-specific lesson observation format that meets the specific needs of teachers and evaluators. The lesson observation components of teacher evaluation become a positive experience for both teachers and evaluators using this system. (MD)