LEADER 00000nam 2200229 a 4500 001 080583821x 007 t 008 030109s2002 xxu r 001 eng 020 0805838228 020 080583821X 040 CURLLC 050 4 QA 11.2 B5 245 00 Beyond constructivism :|ba models and modeling perspectives on mathematics problem solving, learning, and teaching /|cedited by Richard Lesh, Helen M. Doerr. 260 Mahwah, N.J. :|bLawrence Erlbaum Associates,|c2003. 300 597p. 650 0 Mathematics|xStudy and teaching|xPsychological aspects. 650 0 Constructivism (Education) 700 1 Lesh, Richard A. 700 1 Doerr, Helen M.
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