The Personal Beliefs Inventory was used to identify teachers who had strong feelings toward or against the use of experimentation in science classes. Students in the classes of the 16 teachers with the most extreme scores on the Inventory were administered two tests: one class of each teacher was given the Test on Understanding Science and another…

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…

The purpose of this study was to describe and exemplify a model to aid schools in introducing and evaluating new instructional programs. Four basic steps are identified: selecting the curriculum goals, identifying a possible program or programs, evaluating the implementation of the program or programs, and developing and obtaining instruments for…

Students who solved problems individually or in small informal groups understand science and scientists better than those who solved the same problems (based on BSCS Blue Version) as a class group. (AA)

THIS INVESTIGATION WAS DESIGNED TO COMPARE CHANGE IN CRITICAL THINKING IN GROUPS OF STUDENTS STUDYING HIGH SCHOOL BIOLOGY IN LABORATORY-CENTERED CLASSES AND IN LECTURE-DEMONSTRATION-CENTERED CLASSES. TWENTY BIOLOGY CLASSES WERE RANDOMLY SELECTED FROM THE FOUR SENIOR HIGH SCHOOLS IN THE SALT LAKE CITY SCHOOL DISTRICT. TEN CLASSES WERE RANDOMLY…

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…