Examines gender and rural-urban differences in achievement and macro- and micro-skills in mathematics. A representative sample of classrooms consisting of 1587 students from a mid-western Canadian province was administered a standardized achievement test battery. Concludes females scored better than males in all areas except mathematics and…

Replications of two basic experiments in support of the dual-coding processing model with grade 10 and college subjects used pictures, concrete words, and abstract words as stimuli presented at fast and slow rates for immediate and sequential recall. Results seem to be consistent with predictions of simultaneous-successive cognitive theory. (MBR)