This study evaluates the use of graphing calculators in the science classroom within the context of a collaborative action research approach. A class of diversified middle-class students (n=650) defined by teachers and administrators as "above average" were studied. Initially, information was gathered on current classroom management techniques as…

Within high school chemistry the topic of acids, bases, and pH is particularly challenging because robust understanding of the topic depends heavily on the student possessing deep concepts of atoms, molecules, ions, and chemical reactions. Since knowledge is acquired and stored in a dynamic structure, it was investigated in this study how…