Search History Select to load keywords (subject equals "ผลสัมฤทธิ์ทางการเรียน") AND (subject equals "การแก้ปัญหา") AND (subject equals "Learning, Psychology of") AND (subject equals "Academic achievement") AND (subject equals "Problem solving") (author equals "ชัชวาล ใจซื่อกุล") AND (author equals "นราธิป จันทรสวัสดิ์") AND (subject equals "Ants") AND (subject equals "มด") AND (subject equals "Biotic communities")
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