This article presents findings from a large-scale curriculum development, quasi-experimental study. Participating teachers implemented four U.S. history units in their diverse middle-grade classes; these units were developed to engage underachieving students in challenging history and democratic citizenship curriculum and instruction featuring…

"Learning progressions" are one of the most important assessment design ideas to be introduced in the past decade. In the United States, several committees of the National Research Council (NRC) have argued for the use of learning progressions as a means to foster both deeper mastery of subject-matter content and higher level reasoning…

Argues that geography education lacks empirical data that might inform and underpin decisions about standards setting, curriculum design, materials development, teaching strategies, and assessment procedures. Identifies four needs: (1) a new attitude toward research; (2) baseline studies; (3) a research agenda; and (4) a research clearinghouse.…

Maintains that art education curriculum actually consists of four different curricula. These curricula reflect the administration's policy guidelines, the teachers' classroom instruction, the students' interest and influence, and the effects of national competitions. Argues for a single curriculum incorporating input from the teachers and the…