Chao, P.-C. and Ching, G.S. 2025. Uncovering The Impact of COVID-19 Disruptions on StudentsMathematics Achievement: ‎A CART Analysis of Selected PISA 2022 Data. International Journal of Basic and Applied Sciences. 14, 6 (Oct. 2025), 115–122. DOI:https://doi.org/10.14419/y9ynz887.