The research reported in this paper identifies the "core curriculum" and "optional curriculum" suggested by widely used textbooks of elementary school mathematics and describes the influence of each on teacher autonomy in selecting the content of instruction. Preliminary analyses suggest that the "core curriculum" is generally consistent with…

Supports a national core curriculum for Canadian public schools which incorporates attitudes and values consistent with the economic, cultural, and social well-being of the country. Notes needs for materials development and selection, student evaluation methods and leadership, and lists seven concerns regarding a national curriculum. (SB)