Prismatic refraction is a classic topic in science education. To investigate how undergraduate students think about prismatic dispersion, and to see how they change their thinking when observing dispersed images, five teaching experiments were done and analysed according to the Model of Educational Reconstruction. For projection through a prism,…

Students' learning in inquiry-based investigations has drawn considerable attention of the science education community. Inquiry activities can be viewed as knowledge construction processes in which students are expected to develop conceptual understanding and critical thinking abilities. Our study aimed to explore the effect of experiments…

Reports on the results of a survey of college level instructors of quantitative analysis courses. Discusses what topics are taught in such courses, how much weight is given to these topics, and which experiments are used in the laboratory. Poses some basic questions about the curriculum in quantitative analysis. (TW)