A large and representative 10% sample of classrooms consisting of 1,587 students from a mid-western province in Canada was administered a standardized achievement test battery. This battery consisted of four tests, Reading, Mathematics, Written Expression, and Using Sources of Information. Gender and rural-urban differences in achievement and…

The ability of tenth grade plane geometry students to structure concepts and relationships from a geometry unit on ratio, proportion and similarity was tested. Analysis of cognitive "maps" of the structural relationships possessed by twenty concrete and twenty formal subjects indicated that formal operational subjects structure subject…

Compared were the attributional patterns for success and failure in mathematics of 491 tenth-grade students in Papua New Guinea and Australia. Relatively few differences were found in the patterns of boys and girls or of high- and low-achieving students, but substantial differences were found between students in the two countries. (MNS)

Asserts that students' opportunities to learn subjects can be organized into sequences that span grades and schools. Examines national patterns in opportunities for learning mathematics and science from grade 8 to grade 10. Finds that the level of mathematics in grade 8 is closely related to that taken in high school, but this is not true of…