A brief review of the nature of teaching methodology and instructional materials used in traditional and audiolingual language programs focuses on weaknesses considered to be inherent in long, sequential programs. The remainder of the article discusses the development of instructional modules which allow greater opportunity for individualizing instruction. Remarks focus on: (1) developmental objectives, (2) instructional level and audience, (3) current research, (4) program evaluation, and (5) module content. (RL)