1. Kankaanrata M, Koivula M, Laakso ML, Mustola M. Digital games in early childhood: Broadening definitions of learning, literacy, and play, serious games and edutainment applications. Springer Link. 2017;2:349-367. DOI: 10.1080/09669760.2013.772049
2. Manesis D. Obstacles to games-based learning in early childhood education: Cyprus teachers’ perceptions. In: Proceedings of the 17th European Conference on e-Learning; 1-2 November 2018. Greece. ISBN: 978-1-912764-07-5. pp. 361-369
3. Allsop Y, Yeniman Yildirim E, Screpanti M. Teachers’ beliefs about game based learning: A comparative study of pedagogy, curriculum and practice in Italy, Turkey and the UK. In: Proceedings of the 7th European Conference on Games-Based Learning; 3-4 October 2013. Vol. 1. Portugal. ISBN: 978-1-909507-65-4. pp. 1-10
4. Kokkalia G, Economou A, Roussos P, Choli S. The use of serious games in preschool education. International Journal of Emerging Technologies in Learning (iJET). 2017;12(11):15-27. DOI: 10.3991/ijet.v12.i11.6991
5. Divjak B, Tomic D. The impact of game-based learning on the achievement of learning goals and motivation for learning mathematics - literature review. Journal of Information and Organizational Sciences. 2011;1(1):15-30. DOI: 10.31341/jios