[1] Andale. (2014, October 20). Cronbach’s Alpha: Simple definition, use and interpretation. Retrieved on 7th June, 2023, from: http://www.statisticshowto.com/ cronbachs-alpha-spss/
[2] Adamu, A. (2018). Gender differences in secondary school students’ attitudes towards learning mathematics and the resulting implications on their performance. Journal of Educational Research, 6(1), 179-192.
[3] Ahmad, W., Shafie, A., & Latif, M. (2010). Role-playing game-based learning in mathematics. Electronic Journal of Mathematics & Technology, 4(2), 184-196.
[4] Barab, S. A., Gresalfi, M., & Ingram-Goble, A. (2010). Transformational play: Using games to position person, content, and context. Educational Researcher, 39(7), 525-536.
[5] Bausch, L., Beran, J., Cahanes, S., & Krug, L. (2008). Physiological responses while playing Nintendo Wii sports. Journal of Undergraduate Kinesiology Research, 3, 19-25.
[6] Beaubien, J. M., & Baker, D. P. (2004). The use of simulation for training teamwork skills in health care: how low can you go? Quality & Safety in Health Care, 13(1), 51-6
[7] Bhutan Council for School Examinations and Assessment. (2019, 2020, 2021). Pupil performance report. Bhutan Council for School Examinations
[8] Becker, K. (2007). Pedagogy in commercial video games. Research and development frameworks (21-48).
[9] Biddiss, E., & Irwin, J. (2010). Active video games to promote physical activity in children and youth. Archives of Pediatrics and Adolescent Medicine, 164, 664-672
[10] Bourgonjon, J., Valcke, M., Soetaert, R., & Schellens T. (2010). Student’s perceptions about the use of video games in the classroom. Computers & Education, 54(2), 1145-1156.
[11] Burguillo, J. C. (2010). Using game theory and competitionbased learning to stimulate student motivation and performance. Computers and Education, 55, 566-575.
[12] Bustamante, A. S., Begolli, K. N., Alvarez-Vargas, D., Bailey, D. H., & Richland, L. E. (2022). Fraction ball: Playful and physically active fraction and decimal learning. Journal of Educational Psychology, 114(6), 1307-1320.
[13] Can, G. (2003). Perceptions of prospective computer teachers toward the use of computer games with educational features in education, [Master of Science Thesis, The Middle East University].
[14] Çankaya, S., & Karamete, A. (2009). The effects of educational computer games on students’ attitudes towards mathematics course and educational computer games. Procedia-Social and Behavioral Sciences, 1(1), 145-149.
[15] Chernikova, O., Heitzmann, N., Stadler, M., Holzberger, D., Seidel, T., & Fischer, F. (2020). Simulationbased learning in higher education: A Meta-Analysis. Review of Educational Research, 90(4).
[16] Cohen J. (1988). Statistical power analysis for the behavioral sciences (2nd ed.). Lawrence Erlbaum Associates.
[17] Cohen, L., Manion, L., & Morrison, K. (2007). Research methods in education. Retrieved on 7th June, 2023, from: http://knowledgeportal.pakteachers.org/sites/ knowledgeportal.pakteachers.org/files/re sources/ RESEARCH%20METHOD%20COHEN%20ok.pdf
[18] Cook, D. A., Brydges, R., Zendejas, B., Hamstra, S. J., & Hatala, R. (2013). Technology enhanced simulation to assess health professionals: A systematic review of validity evidence, research methods, and reporting quality. Academic Medicine, 88(6), 872- 883.
[19] Costu, S., Aydın S., & Filiz, M. (2009). Students’ conceptions about browser-game-based learning in mathematics education: TTNetvitamin case. Procedia-Social and Behavioral Science, 1(1), 1848- 1852.
[20] Creswell, J. W. (2014). Research Design. Sage publication, Inc.
[21] Creswell, J. W., & Creswell, J. D. (2018). Research design: Qualitative, quantitative, and mixed methods approaches. Sage publication, Inc.
[22] D’Angelo, C., Rutstein, D., Harris, C., Bernard, R., Borokhovski, E., & Haertel, G. (2014). Simulations for STEM learning: systematic review and metaanalysis. SRI Education
[23] Dolma, P. (2016). Investigating Bhutanese mathematics teachers’ beliefs and practices in the context of curriculum reform. Office of Education Research, 1- 259.
[24] Hamalainen, R. (2008). Designing and evaluating collaboration in a virtual game environment for vocational learning. Computers & Education, 50, 98- 109.
[25] Heitzmann, N., Seidel, T., Opitz, A., Hetmanek, A., Wecker, C., Fischer, M., Ufer, S., Schmidmaier, R., Neuhaus, B., Siebeck, M., Stürmer, K., Obersteiner, A., Reiss, K., Girwidz, R., & Fischer, F. (2019). Facilitating diagnostic competences in simulations: A conceptual framework and a research agenda for medical and teacher education. Frontline Learning Research, 7(4), 1- 24
[26] Ishaq, A., Latunde, T., Ogwumu, D., Mustapha, A., & Ajinuhi, J. (2019). Impacts of Simulation-Games on Teaching} and Learning Mathematics. Journal of Science Technology and Education, 7(4)
[27] Jameel, H. T., & Ali, H. H. (2016). Causes of Poor Performance in Mathematics from Teachers, Parents and Student’s Perspective. American Scientific Research Journal for Engineering, Technology, and Sciences (ASRJETS), 15(1), 122- 136.
[28] Kamii, C., & Rummelsburg, J. (2008). Arithmetic for first graders lacking number concepts. Teaching Children Mathematics, 14(7), 389- 394
[29] Katmada, A., Mavridis, A., & Tsiatsos, T. (2014). Implementing a game for supporting learning in mathematics. Electronic Journal of E-Learning, 12(3), 230- 242.
[30] Ke, F. (2008). Computer Games Application Within Alternative Classroom Goal Structures: Cognitive, Metacognitive, and Affective Evaluation. Educ. Technol. Res. Devel. (56), 539- 556
[31] Koskinen, Rauno. Pitkäniemi, Harri. (2022). Meaningful Learning in Mathematics: A Research Synthesis of Teaching Approaches. International electronic journal of mathematics education, 17 (2).
[32] Lee, Y. L. (2009). Enhancement of fractions from playing a game, Crossing divides: MERGA 32: Proceedings of the 32nd Annual Conference of the Mathematics, 1, 323- 330
[33] Liu, C. C., Cheng, Y. B., & Huang, C. W. (2011). The effect of simulation games on the learning of computational problem solving. Computers & Education, 57(3), 1907- 1918.
[34] Medical, BMC Education. (2016, September 16). How simulation in education benefits students and patients - university of St. Augustine for health sciences. https://www.usa.edu/blog/simulation-in-education/
[35] Michel, H. (2016). Characterizing serious games implementation’s strategies: Is higher education the new playground of serious games? Proceedings of the Annual Hawaii International Conference on System Sciences, 2016-March, 818- 826
[36] Millstone, J. (2012, October 13). National survey and video case studies: Teacher attitudes about digital games in the classroom. http://comminit.com/pioneers/content/ national-survey-and-video-case-studies-teacherattitudes-about-digital-games-classroom
[37] Mohameda, S.H. & Tarmizi, R. A. (2010). Anxiety in mathematics learning among secondary school learners: A comparative study between Tanzania and Malaysia. Procedia Social and Behavioral Sciences, 8, 498- 504
[38] Molenda, M., & Sullvian, M. (2003). Issues and Trends in Instructional technology. Educational media and Technology yearbook.
[39] Navidad, F. (2013). Students’ devised classroom gamessimulations: An innovative tool on mathematics achievement and motivation in nursing students. IPEDR, 60(4), 14-18
[40] Okechukwu, A., Maduagwuna, N., & Ugama, J. O. (2014). Effect of mathematical game on students’ achievement in quadratic expressions. International Journal of Scientific & Engineering Research, 5(6), 678-684.
[41] Orlanda-Ventayen, C. C., & Ventayen, R. J. M. (2017). Role of social media in education: A teachers’ perspective. ASEAN Journal of Open and Distance Learning, 9(2).
[42] Palinkas, L. A., Horwitz, S. M., Green, C. A., Wisdom, J. P., Duan, N., & Hoagwood, K. (2015). Purposeful sampling for qualitative data collection and analysis in mixed method implementation research. Administration and policy in mental health, 42(5), 533–544.
[43] Pareto, L., Arvemo, T., Dahl, Y., Haake, M. and Gulz, A. (2011) A teachable-agent arithmetic game’s effects on mathematics understanding, attitude and self-efficacy, proceedings of the 15th International Conference on artificial intelligence in education, Auckland, New Zealand, Lecture Notes in Computer Science, 6738, 247-255.
[44] Prensky, M. (2001, October 12). The digital game-based learning revolution. Retrieved on 7th June, 2023, from: http://www.marcprensky.com/.../prensky%20 -%20ch1-digital%20game
[45] Royal Education Council. (2009). School Mathematics Curriculum Framework (PP – XII). Ministry of Education.
[46] Royal Education Council. (2021). New Normal School Mathematics Curriculum Framework (PP – XII). Ministry of Education
[47] Rogers, J., & Revesz, A. (2019). The Routledge Handbook of Research Methods in Applied Linguistics. Routledge.
[48] Sauve, L., Renaud, L., Kaufman, D., & Marquis, J. S. (2007). Distinguishing between games and simulation: A systematic review. Education Technology & Society, 10(3), 247–256.
[49] Sedig, K. (2008). From play to thoughtful learning: A design strategy to engage children with mathematical representations. Jl. of Computers in Mathematics and Science Teaching., 27(1), 65-101
[50] Taclay, R. J. (2013). Effects of mathematical games strategy on the achievement of students in high school geometry. JPAIR Institutional Research, 1, 85- 99.
[51] Turner, R. & Carlson, L. (2003). Indexed of item-objective congruence for multidimensional items. International Journal of Testing, 3(2), 163-172.
[52] Sugiyono. (2013). Metode Penelitian Pendidikan Pendekatan Kuantitatif, Kualitatif, dan R&D. Bandung: Alfabeta.
[53] Thomas, A. L. (2017). Digital game-based textbook vs. traditional print-based textbook: The effect of textbook format on college students’ engagement with textbook content outside of the classroom. The Turkish Online Journal of Educational Technology, 16(4), 12-18.
[54] Ünal, M. (2017). Preferences of teaching methods and techniques in mathematics with reasons. Universal Journal of Educational Research, 5(2) 194-202.
[55] Utha, K., Giri, K., Gurung, B., Giri, N., Kjær-Rasmussen, L. K., Keller, H. D., Willert, S., Kurt Dauer Keller, K. D. (2016). Quality of School Education in Bhutan: Case Studies in the Perspective of Gross National Happiness and Assessment Practices. Aalborg Universitetsforlag.
[56] Van Roessel, L., & van Mastrigt-Ide J. (2011). Collaboration and team composition in applied game creation processes. DiGRA 11, proceedings of DiGRA international conference, think design play, 1-14.
[57] Vankúš, P. (2021). Influence of game-based learning in mathematics education on students’ affective domain: A Systematic Review. Mathematics, 9, 986.
[58] Von Wangenheim, C. G., Savi, R., & Borgatto. (2012). A. F. DELIVER! – An educational game for teaching earned value management in computing courses. Information and Software Technology. (54) 286–298.
[59] Vlachopoulos, D., & Makri, A. (2017). The effect of games and simulations on higher education: a systematic literature review. International Journal of Educational Technology in Higher Education, 14(1), 1- 33.
[60] Willoughby, T. (2008). A short-term longitudinal study of internet and computer game use by adolescent boys and girls: Prevalence, frequency of use, and psychosocial predictors. Developmental Psychology, 44(1), 195- 204.
[61] Yang, J. C., Chien, K. H., & Liu, T. C. (2012). A digital game-based learning system energy for energy education: An energy conservation pet. The Turkish Online Journal of Educational Technology, 11(2), 27- 37.
[62] Yue, W., & Zin, N. (2009). History educational games design. Institute of Electrical and Electronics Engineers (IEEE).
[63] Zarraonandia, T., Díaz, P., & Aedo, I. (2022). Engaging educators in the ideation of scenarios for cross-reality game-based learning experiences. Multimed Tools Appl