Search History Select to load keywords (subject equals "ผลสัมฤทธิ์ทางการเรียน") AND (subject equals "การแก้ปัญหา") AND (dateIssued equals "[2543 TO 2549]") AND (subject equals "Reasoning") AND (author equals "ดวงทิพย์ เพ็ชรนิล") AND (subject equals "Mathematics -- Study and teaching (Elementary)") (dateIssued equals "[2500 TO 2566]") AND (subject equals "การสอนด้วยสื่อ") AND (subject equals "แบบเรียนสำเร็จรูป") AND (subject equals "Educational technology") AND (author equals "รัชฎา วิลาศรี") (dateIssued equals "[2500 TO 2566]") AND (subject equals "การสอนด้วยสื่อ") AND (subject equals "แบบเรียนสำเร็จรูป") AND (subject equals "Educational technology") AND (subject equals "Graphic organizers")
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