“…Research supports learning by students with moderate intellectual disabilities in a small group arrangement (Gast & Winterling, 1992;Hall, Schuster, Wolery, Gast, & Doyle, 1992;Wall & Gast, 1999;Werts, Wolery, Holcombe, & Gast, 1995; and learning through observation (Fickel, Schuster, & Collins, 1998;Griffen, Wolery, & Schuster, 1992;Whalen, Schuster, & Hemmeter, 1996;Wolery, Ault, Gast, Doyle, & Griffen, 1991), when careful attention is paid to such factors as group size, age and entry skills of group members, tasks to be taught, group arrangement, and instructional procedure (Collins, Gast, Ault, & Wolery, 1991).…”