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Octrinaldo, F. .; Erwandi, R. .; Lokaria, E. . Development of Concept Map-Based Student Worksheets (LKPD) in Grade IV Science Learning . <meta name="google-site-verification" content="hk1EvV2s9SCchFUV_4f7GgLdW5pQDckkxwSCWkj4stU" /> 2025, 3, 659-673.