Search History Select to load keywords (subject equals "ผลสัมฤทธิ์ทางการเรียน") AND (subject equals "การแก้ปัญหา") AND (subject equals "ระบบการเรียนการสอน") AND (subject equals "Academic achievement") (author equals "วิเชฏฐ์ คนซื่อ") AND (author equals "ธฤษวรรณ ไตรจิตร์") AND (subject equals "กบทูด") AND (subject equals "กบ -- การสืบพันธุ์") (subject equals "Social Sciences") AND (dateIssued equals "[2014 TO 2099]") AND (dateIssued equals "2019") AND (subject equals "Thailand")
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