Putri, N. A., & Tentiasih, S. (2026). Improving the Learning Concentration of Children Aged 3–4 Years through Outdoor Activities Based on Gross Motor Skills at PAUD Plus Az-Zalfa Pacitan. Golden Ratio of Data in Summary, 6(3), 252–261. https://doi.org/10.52970/grdis.v6i3.2253