Chantaraprasert, Angkana. “The Development of a Challenge-Based Learning Model Integrated with Blended Learning to Enhance Creativity and Innovation Skills of Grade 12 Students”. An Online Journal of Education 20, no. 2 (December 11, 2025): 1–19. accessed October 7, 2026. https://so01.tci-thaijo.org/index.php/OJED/article/view/282363.