The paper integrates results from three studies that examined learning disabled (LD) and regular education students' academic responding time in different instructional arrangements: (1) high, middle, and low reading group placement, (2) regular and resource room placement, and (3) special education service level placement. Sixty-nine second-,…

Naturalistic observation procedures examined the use of time by 230 elementary students with disabilities in four special education placements--regular class, resource room, special class, and special school. The least restrictive alternatives, particularly the resource room, made more in-class learning time available. (Author/DB)