Nurdiansyah, Nana Meily, et al. “Science Learning Patterns for Primary School Madrasah Ibtidaiyah; Use of Circulatory Bottle Props on The Circulatory System”. Jurnal Basicedu, vol. 6, no. 1, Dec. 2021, pp. 166-78, doi:10.31004/basicedu.v6i1.1841.