Sonsena, K., Namseethan, S. ., & Saengsai, P. . (2024). Development of Package with the Process of Backward Design Teaching on Interesting Economics for Grade 5 Students at Holy Redeemer Banphai School. Journal of Graduate MCU KhonKaen Campus, 11(4), 300–315. retrieved from https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/270787