MAHAWACHIRAPHORG, A. (2026). Development of a teaching model based on constructivist theory integrated with electronic books to enhance advanced science process skills for Grade 12 students: Development of a teaching model based on constructivist theory integrated with electronic books to enhance advanced science process skills for Grade 12 students. RATANABUTH JOURNAL, 8(1), 326–339. retrieved from https://so07.tci-thaijo.org/index.php/rtnb/article/view/10187