W. L. Wulan and Arini, “The Development of Kenik Aljabar Manipulative for Grade VII Students at MTs Tarbiyatul Islamiyah”, <meta name="google-site-verification" content="hk1EvV2s9SCchFUV_4f7GgLdW5pQDckkxwSCWkj4stU" />, vol. 4, no. 2, pp. 1547–1554, Jul. 2026.