Provider: Japan Science and Technology Agency Database: J-STAGE Content:text/plain; charset="utf-8" TY - JOUR TI - title_in_Japanese TI - AU - author_in_Japanese JO - THE JAPANESE JOURNAL OF EDUCATIONAL RESEARCH VL - 85 IS - 2 SP - 220 EP - 223 PY - 2018 DO - 10.11555/kyoiku.85.2_220 ER -