1. Ar, N.A.: The Effects of Gamification on Academic Achievement and Learning Strategies Usage of Vocational High School Students. Sakarya University, Sakarya (2016)
2. Buckley, P., Doyle, E.: Gamification and student motivation. Interact. Learn. Environ. 24(6), 1162–1175 (2014)
3. Domínguez, A., Saenz-de-Navarrete, J., de-Marcos, L., Fernández-Sanz, L., Pagés, C., Martínez-Herrálz, J.: Gamifying learning experiences: practical implications and outcomes. Comput. Educ. 63, 380–392 (2013)
4. Faghihi, U., et al.: How gamification applies for educational purpose specially with college Algebra. BICA 2014, Procedia Comput. Sci. 41, 182–187 (2014)
5. Rouse, K.E.: Gamification in Science Education: The Relationship of Educational Games to Motivation and Achievement. The University of Southern Mississippi, USA (2013)