The author notes that teachers who continually require students to sit still and stop talking apparently prefer to teach a grove of trees rather than a classroom full of students. School environments should be designed to enhance the development of student brains -- and student brains are about movement, not motionless stagnation. 21st century…

The developmental model of communication growth is often the most appropriate framework for determining intervention goals with handicapped children. An integration of published literature describing the developmental progression of sensory, motor, and social abilities is provided as an intervention framework for developing communicative abilities…