Raifatul Maghfiroh and A. Hidayati, “Development of Rotating Wheel Teaching Aids for Volume and Surface Area of ​​Flat-Sided Solid Geometry for Grade IX MTs Tarbiyatul Islamiyah”, <meta name="google-site-verification" content="hk1EvV2s9SCchFUV_4f7GgLdW5pQDckkxwSCWkj4stU" />, vol. 4, no. 2, pp. 1607–1614, Jul. 2026.