nam a22 7a 4500 26168 26168 170202b xxu||||| |||| 00| 0 eng d 095890027 QA 63 .S73 1990 Stacey, Kaye Strategies for problem solving : lesson plans for developing mathematical thinking/ Kaye Stacey and Susie Groves Australia : Latitude Publications, 1990. 136p. : ill. 28 cm Mathematics Groves, Susie lcc BOOKS QA 63 .S73 1990