Nadya Dewinda Agustin, Syiti Mutia Hasnan, Edwita, Durotul Yatimah, M. Syarif Sumantri and Arita Marini 2025. Igniting Students’ Passion for Mathematics: The Validity and Realibility of Instrument of Disposition Mathematics . Journal of Education Research and Evaluation. 9, 1 (Mar. 2025).