WIDYASTRI, Retno Ajeng; HASIBUAN, Vivi Uvaira. MASTERING STUDENT WORKSHEETS (LKS) ON WATER RECYCLING MATERIALS USING CONTEXTUAL TEACHING AND LERANING MODELS TO IMPROVE CLASS V STUDENT LEARNING OUTCOMES SDIT AL-KHAIR DELI SERDANG DISTRICT Q.A 2019/2020. REKOGNISI : Jurnal Pendidikan dan Kependidikan (E-ISSN 2599-2260), [S. l.], v. 5, n. 1, p. 39–49, 2020. Disponível em: https://jurnal.unusu.ac.id/index.php/rekognisi/article/view/131. Acesso em: 17 apr. 2025.