Chuaychoo P. THE EFFECTS OF APPLYING SCAFFOLDING TECHNIQUES WITH THINK PAIR SHARE TECHNIQUES TO PROMOTE MATHEMATICAL PROBLEMS SOLVING AND ACHIEVEMENT IN THE TOPIC OF DECIMAL OF FOURTH GRADE STUDENTS BY CONTROLLING A BASIC OF MATHEMATICS. ptujournal [internet]. 2025 Dec. 19 [cited 2026 Sep. 28];17(2):69-84. available from: https://so05.tci-thaijo.org/index.php/ptujournal/article/view/283275