MAHAWACHIRAPHORG, ANICHAPHAT. 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). Yasothon, Thailand:326-39. https://so07.tci-thaijo.org/index.php/rtnb/article/view/10187.