This article describes a teaching model, Process-Based Instruction (PBI), that is applicable to mainstream classrooms containing students with diverse abilities. PBI enables teachers to individualize instruction by involving all students in the development of plans for curriculum and learning activities. With PBI, gifted students work at their own…

Man engages in the continuous construction of models to describe his reality. This assumption led to some instructional research at Oakland University, Rochester, Michigan, developing and testing a systems model for the classroom. A model building process labeled message storage and retrieval was developed in some detail. Using this retrieval…