1. Acher, A., Arcà, M., & Sanmartí, N. (2007). Modeling as a teaching learning process for understanding materials: a case study in primary education. Science Education, 91(3), 398–418.
2. Af Geijerstam, Å. (2006). Att skriva i naturorienterande ämnen i skolan [Writing in natural sciences in school] Studia Linguistica Upsalensia 3. Uppsala, Sweden: Acta Universitatis Upsaliensis.
3. Alaba, S. O. (2007). The use of educational cartoons and comics in enhancing creativity in primary school pupils in Ile-ife, Osun State, Nigeria. Journal of Applied Sciences Research, 3(10), 913–920.
4. Aleixo, P. A., & Sumner, K. (2017). Memory for biopsychology material presented in comic book format. Journal of Graphic Novels and Comics, 8(1), 79–88.
5. Ames, C. (1992). Classrooms: goals, structures, and student motivation. Journal of Educational Psychology, 84(3), 261–271.