Songsri Chamnankij และ Nutthawadee Chuaileaum;Thidarat Sittha;Panumas Khongma;Thidarat Thongkadae. (2024) Development of Learning Achievement in Circulatory System by using Open My Heart Animation with The 5Es of Inquiry-Based Learning for Secondary 2. <i>Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University</i>, <i>18</i>(2), 481-492.Songsri Chamnankij และ Nutthawadee Chuaileaum;Thidarat Sittha;Panumas Khongma;Thidarat Thongkadae. "Development of Learning Achievement in Circulatory System by using Open My Heart Animation with The 5Es of Inquiry-Based Learning for Secondary 2". Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University 18 (2024):481-492.Songsri Chamnankij และ Nutthawadee Chuaileaum;Thidarat Sittha;Panumas Khongma;Thidarat Thongkadae. Development of Learning Achievement in Circulatory System by using Open My Heart Animation with The 5Es of Inquiry-Based Learning for Secondary 2. Pibulsongkram Rajabhat University:ม.ป.ท. 2024.