Khasanah, N. et al. 2026. THE EFFECTIVENESS OF USING PROGRAMMING INSTRUCTIONAL VIDEOS IN ENHANCING UNDERSTANDING OF SIMPLE MATHEMATICAL CONCEPTS AMONG EARLY CHILDHOOD STUDENTS AT LESTARI PRESCHOOL. Jurnal Konseling Pendidikan Islam. 7, 3 (Jul. 2026). DOI:https://doi.org/10.32806/jkpi.v7i3.2058.