張春興林清山范德鑫陳李綢CHUNG-HSING CHANGCHEN-SHAN LINDER-HSIN FANand LI-CHOU CHEN2014-10-272014-10-271979-06-??http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/11014成就國中生數學科學習困難學習困難訊息的回饋對國中生數學科成就的影響之實驗研究THE EFFECTS OF INFORMATION FEEDBACK OF LEARNING DIFFICULTIES ON JUNIOR HIGH SCHOOL STUDENTS' MATHEMATICS ACHIEVEMENT