00586nam a2200205Ia 4500 147507 BIBL 20160527195202.0 720119s1971 nyu 00100 eng 72161124 CACG LB1776 .O46 372.1/1/02 372.1102 O52c Olson, Lynn. Local 144971 Classroom-tested techniques for elementary teachers. New York Center for Applied Research in Education [1971] 224 p. 24 cm. Elementary school teaching Local 91251 122578 122578 0 0 ddc 0 372_110200000000000_O52C 0 abl 263068 1 1 17 2016-05-27 Baker 8.95 221695 0 372.1102 O52c 60000001986741 2016-05-27 00:00:00 r:147507 z:NCC:D 6