00902nam a2200265Ia 4500 253478 20231212154838.0 040514s1999 aa adklfrb 001 0 eng d 0873534662 Mayaguez QA 1 .N3 1999 510.19 D489 National Council of Teacher of Mathematics. 141251 Developing Mathematical Reasoning in Grades k-12 / Lee V. Stiff. Reston, VA: NCTM, 1999. viii, 288 p. : ill. ; 24 cm. Yearbook 1999 191236 Yearbook National Council of Teacher of Mathematics 1999. 191244 Includes bibliographical references. Mathematics Study and teaching. Local 132758 Reasoning Psychology. Local 157434 Stiff, Lee 174595 Curcio, Frances R. 83264 lcc 29 182014 182014 0 0 lcc 0 QA0001 N3 01999 0 mbl 113464 12 12 20 2016-05-27 NCTM 28.50 1999 376982 0 QA1 .N3 1999 50000002119682 2016-05-27 00:00:00 r:253478 6