This quasi-experimental study seeks to improve the conceptual quality of summary essays by comparing two conditions, essay prompts with or without a list of 13 broad concepts, the concepts were selected across a continuum of the 100 most frequent words in the lesson materials. It is anticipated that only the most central concepts will be used as…

This paper describes major changes undertaken in two undergraduate physics courses from traditional lecture method to an inquiry-based method that facilitates active student engagement and changes in the modeling approach to learning. Students' conceptual understanding of physics concepts were evaluated by quasi-experimental design, and the Reform…

This study focuses on student concept changes in acids and bases. Variables include field dependent level, personal independence level, interest in science or chemistry, teaching strategy, and student gender. This study of Grade 10 students (N=81) provides information relevant to secondary school chemistry learning, teaching, and concept change.…

This study investigates and compares American and Chinese secondary students' science achievement, their attitudes toward science, and other factors influencing science learning. The subjects, in Grades 7-12, include Chinese students (N=495) and American students (N=469). A survey of attitudes towards science developed by the authors was employed…

Arguing that the word "knowledge" has become unfashionable, having been replaced by "science," this paper begins by positing that there are many sciences and that it is the task of basic theorist within each science to ascertain the appropriate procedures, principles, and canons of enquiry based on detailed knowledge of the…

Findings are reported from two descriptive studies of preservice teacher education students' conceptual change in response to reading methods instruction. The first study, involving 14 preservice teachers, focused on how students applied what was taught in the reading methods course; the second study (14 participants) examined students' conceptual…