Instruction in flexible groups at the Center School accommodates variability in student achievement and aptitude, increases time targeted to specific needs, addresses fairly large groups, reduces the problems of individualized instructional systems, and offers curricular units sequenced according to a hierarchy of skills and concepts, with…

School restructuring movements have gained a great deal of national attention. This guidebook addresses the multi-age classroom movement, in which a mixed-age group of children stays with a given teacher for a number of years. The work provides a complete design for the mixed-age primary classroom, from philosophy and rationale to sample lesson…