00825nam a2200241Ia 4500 20686 BIBL 20170223064013.0 711013s1966 nyua b 00010 eng 66011717 EVLG 372.83 D915 c1 LB1584 .D85 372.83 372.83 D915 Dunfee, Maxine. Local 89192 Social studies through problem solving a challenge to elementary school teachers Maxine Dunfee, Helen Sagl. New York Holt, Rinehart and Winston [1966] xii, 386 p. illus. Includes bibliographies. Problem Solving Local 154008 171848 Social sciences Study and teaching (Elementary). Local Sagl, Helen L. 1906- joint author. Local 163808 14946 14946 0 0 0 372_830000000000000_D915 0 evl 228108 10 10 1 2016-05-27 28985 0 372.83 D915 80000000620800 2016-05-27 00:00:00 r:20686 z:NCC:D 6