Siti Rahmalia Natsir, Anisa Rizkayati, & Eka Rosmitha Sari. (2025). EFEK MEANINGFUL LEARNING TERHADAP KEMAMPUAN BERPIKIR KRITIS MATEMATIKA SISWA SEKOLAH DASAR: PERAN MODEL PEMBELAJARAN NUMBER HEADS TOGETHER BERBANTUAN GEOBOARDS. Journal of Innovation Research and Knowledge, 5(3), 4087–4094. https://doi.org/10.53625/jirk.v5i3.11176