00461nam a22001577a 4500 220610b |||||||| |||| 00| 0 eng d 087353140X QA63 .Y47 1979 Yeshurun, Shraga The Cognitive Method a strategy for teaching world problems Shraga Yeshurun Virginia NCTM 1979 viii, 50p. Problem solving Algebra problems, exercises lcc BK 19345 19344 0 0 lcc 0 KABU KABU 2022-06-10 400.00 0 QA63 .Y47 1979 c.1 031003 2022-06-10 00:00:00 2022-06-10 BK