00647nam a2200193Ia 4500008004100000020001400041082001600055100003700071245007400108250000800182260003700190300002800227500001900255600003300274650001600307942000700323952010800330999001500438240925s9999    xx            000 0 und d  a138941483  a510.712 SOB  aSobel ,Max A.; Maletsky ,Evan M. 0aTeaching Mathematics: a source book of aids, activites, and stategies  a2nd  aBoston:bAllyn and Baconc,1991.  axiv,179p.bNAfOriginal  aIncludes Index  aHumanities & Natural Science  aMathematics  cBK  001040708HUMaUITUbUITUd2000-04-07eNAl0o510.712 SOBpQ3429r2024-09-25 07:13:09w2024-09-25yBK  c5928d5928