A total of 186 kindergarteners were pretested on number conservation and two cognitive style measures representing Kagan's impulsivity-reflectivity dimension and Santostefano's leveling-sharpening dimension. From this sample 72 nonconservers were assigned to one of three conservation training conditions: reversibility training, discrimination…

An application of evaluation methodology to innovative educational programs through a case study of a Chicago suburban high school program for alternative education is presented. The evaluation methodology encompasses the difficulty in combining comparative programs, individual-diagnostic, and individual developmental measures, the selection of…