Subekti, A. I., A. Winarno, and L. Kusyairi. “Development of Fun Thinkers Book As an Interactive Learning Media for Science Learning”. META: Journal of Science and Technological Education, vol. 4, no. 2, Dec. 2025, pp. 145-53, https://meta.amiin.or.id/index.php/meta/article/view/137.