01106nam a2200229 k 4500001001500000005001500015008004100030040001900071041001300090049001800103052002100121056001300142082001600155100004800171245031600219260003600535300003000571502009600601653011400697900002800811963003700839KDM199923802  20200819172005990807s1999    ulka       AK 000   kor    a011001c0110010 akorbeng0 lEM1914131fDP01a373.3b임965ㅇ  a373.3240 a371.3342211 a임정훈,g林正勳,d1967-0KAC20141233010a웹 基盤 問題解決學習 環境에서 小集團 協同學習戰略이 온라인 討論의 參與度와 問題解決에 미치는 效果=xEffects of small-group cooperative learning strategies on learner participation in online discussion and problem solving in a web-based learning environment/d林正勳  a서울:b서울大學校,c1999  avii,192p.:b삽도;c26cm1 a학위논문(박사) --b서울대학교 대학원:c교육학과 교육공학전공,d1999  a웹a문제해결학습a협동학습a온라인a토론aCOOPERATIVEaLEARNINGaONLINEaDISCUSSIONaWEBBASED10aLeem, Jung-Hoon,d1967-  a교육학과a교육공학전공