The "Test on Understanding Science, Form W" and the "Nelson Biology Test, Form E", were administered before and after a college general biology course to a random selection of students who had chosen to take an individualized study program and to a random group of students who had chosen to follow the lecture-laboratory…

Compared was the relative effectiveness of a new college level general biology course utilizing an audio-tutorial (A-T) laboratory with a traditional lecture course without a laboratory. Five biology classes (two traditional and three A-T) with 720 students at Kansas State Teachers College comprised the population. Seventy students, 35 male and 35…