There is much agreement among chemical education researchers that expertise in chemistry depends in part on the ability to coordinate understanding of phenomena on three levels: macroscopic (observable), sub-microscopic (atoms, molecules, and ions) and symbolic (chemical equations, graphs, etc.). We hypothesize this "level-coordination…

Recommends a revision of the traditional method for teaching history, so that students view facts as the starting point, from which they learn to classify, examine, and evaluate historical events. Suggests activities and projects for implementation of this teaching method. (LS)

Discusses the concept of social mathematics in which numerical information is connected to the people and issues of social studies. Maintains elementary students can learn that data represent information from the real world. Includes class activities using historical timelines, data collection, and database computer programs. (CFR)

Maintains that achieving the social studies goal of helping children make good decisions about their world requires data interpretation. Includes activities and accompanying charts for classroom activities that combine social studies content and data interpretation and classification skills. (CFR)