(Papitchaya Panjai) ป. ป., & (Angkana Onthanee) อ. อ. (2018). A DEVELOPMENT OF COMPUTER COURSEWARE USING K-W-D-L TECHNIQUE TO ENHANCE MATHEMATICS PROBLEM SOLVING ABILITY ON RATIOS AND PERCENTAGES FOR GRADE VIII STUDENTS. Journal of Education and Innovation, 19(4), 157–171. Retrieved from https://so06.tci-thaijo.org/index.php/edujournal_nu/article/view/108438