Neng Dewi Yuliana, Karlimah K, Elan E. LAW OF CONSERVATION OF NUMBER TO MEASURE STUDENTS’ READINESS TO LEARN MATHEMATICS IN GRADE I ELEMENTARY SCHOOL. jcp [Internet]. 2025 Jul. 26 [cited 2025 Aug. 2];11(3):690-703. Available from: https://www.ejournal.unma.ac.id/index.php/cp/article/view/13711